Home / 516,057,310.32-712,136,115.28-301,495,842.41

Finding the Fourth Proportional to 516,057,310.32, 712,136,115.28 and 301,495,842.41

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Solution

The fourth proportional to 516,057,310.32, 712,136,115.28 and 301,495,842.41 is: 416,050,841.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,057,310.32 : 712,136,115.28 = 301,495,842.41 : x
  2. Step 2: Convert to fraction form
    516,057,310.32/712,136,115.28 = 301,495,842.41/x
  3. Step 3: Cross multiply
    516,057,310.32x = 712,136,115.28 × 301,495,842.41
  4. Step 4: Simplify right side
    516,057,310.32x = 214,706,077,985,420,992
  5. Step 5: Solve for x
    x = 214,706,077,985,420,992/516,057,310.32
  6. Step 6: Final answer
    x = 416,050,841.04

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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.