Home / 735,362,617.64-1,014,769,871.10-400,827,779.91

Finding the Fourth Proportional to 735,362,617.64, 1,014,769,871.10 and 400,827,779.91

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Solution

The fourth proportional to 735,362,617.64, 1,014,769,871.10 and 400,827,779.91 is: 553,125,689.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,362,617.64 : 1,014,769,871.10 = 400,827,779.91 : x
  2. Step 2: Convert to fraction form
    735,362,617.64/1,014,769,871.10 = 400,827,779.91/x
  3. Step 3: Cross multiply
    735,362,617.64x = 1,014,769,871.10 × 400,827,779.91
  4. Step 4: Simplify right side
    735,362,617.64x = 406,747,954,552,569,920
  5. Step 5: Solve for x
    x = 406,747,954,552,569,920/735,362,617.64
  6. Step 6: Final answer
    x = 553,125,689.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.