Home / 1,008,655,260.30-1,512,982,890.45-354,345,101.10

Finding the Fourth Proportional to 1,008,655,260.30, 1,512,982,890.45 and 354,345,101.10

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Solution

The fourth proportional to 1,008,655,260.30, 1,512,982,890.45 and 354,345,101.10 is: 531,517,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,655,260.30 : 1,512,982,890.45 = 354,345,101.10 : x
  2. Step 2: Convert to fraction form
    1,008,655,260.30/1,512,982,890.45 = 354,345,101.10/x
  3. Step 3: Cross multiply
    1,008,655,260.30x = 1,512,982,890.45 × 354,345,101.10
  4. Step 4: Simplify right side
    1,008,655,260.30x = 536,118,075,279,075,520
  5. Step 5: Solve for x
    x = 536,118,075,279,075,520/1,008,655,260.30
  6. Step 6: Final answer
    x = 531,517,651.65

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Half scale
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Double scale
Find fourth proportional to 1,008,655,261.30, 1,512,982,891.95 and 354,345,102.10
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.