Home / 1,008,908,577.90-1,513,362,866.85-544,003,991.10

Finding the Fourth Proportional to 1,008,908,577.90, 1,513,362,866.85 and 544,003,991.10

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Solution

The fourth proportional to 1,008,908,577.90, 1,513,362,866.85 and 544,003,991.10 is: 816,005,986.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,908,577.90 : 1,513,362,866.85 = 544,003,991.10 : x
  2. Step 2: Convert to fraction form
    1,008,908,577.90/1,513,362,866.85 = 544,003,991.10/x
  3. Step 3: Cross multiply
    1,008,908,577.90x = 1,513,362,866.85 × 544,003,991.10
  4. Step 4: Simplify right side
    1,008,908,577.90x = 823,275,439,548,937,856
  5. Step 5: Solve for x
    x = 823,275,439,548,937,856/1,008,908,577.90
  6. Step 6: Final answer
    x = 816,005,986.65

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Half scale
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Double scale
Find fourth proportional to 1,008,908,578.90, 1,513,362,868.35 and 544,003,992.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.