Home / 531,374,734.40-797,033,757.92-143,191,332.32

Finding the Fourth Proportional to 531,374,734.40, 797,033,757.92 and 143,191,332.32

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Solution

The fourth proportional to 531,374,734.40, 797,033,757.92 and 143,191,332.32 is: 214,779,360.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,374,734.40 : 797,033,757.92 = 143,191,332.32 : x
  2. Step 2: Convert to fraction form
    531,374,734.40/797,033,757.92 = 143,191,332.32/x
  3. Step 3: Cross multiply
    531,374,734.40x = 797,033,757.92 × 143,191,332.32
  4. Step 4: Simplify right side
    531,374,734.40x = 114,128,325,700,581,136
  5. Step 5: Solve for x
    x = 114,128,325,700,581,136/531,374,734.40
  6. Step 6: Final answer
    x = 214,779,360.61

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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.