Home / 580,746,930.96-801,420,629.94-316,431,111.90

Finding the Fourth Proportional to 580,746,930.96, 801,420,629.94 and 316,431,111.90

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Solution

The fourth proportional to 580,746,930.96, 801,420,629.94 and 316,431,111.90 is: 436,669,412.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,746,930.96 : 801,420,629.94 = 316,431,111.90 : x
  2. Step 2: Convert to fraction form
    580,746,930.96/801,420,629.94 = 316,431,111.90/x
  3. Step 3: Cross multiply
    580,746,930.96x = 801,420,629.94 × 316,431,111.90
  4. Step 4: Simplify right side
    580,746,930.96x = 253,594,421,031,512,640
  5. Step 5: Solve for x
    x = 253,594,421,031,512,640/580,746,930.96
  6. Step 6: Final answer
    x = 436,669,412.29

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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.