Home / 580,746,930.46-801,420,629.25-316,431,111.40

Finding the Fourth Proportional to 580,746,930.46, 801,420,629.25 and 316,431,111.40

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Solution

The fourth proportional to 580,746,930.46, 801,420,629.25 and 316,431,111.40 is: 436,669,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,746,930.46 : 801,420,629.25 = 316,431,111.40 : x
  2. Step 2: Convert to fraction form
    580,746,930.46/801,420,629.25 = 316,431,111.40/x
  3. Step 3: Cross multiply
    580,746,930.46x = 801,420,629.25 × 316,431,111.40
  4. Step 4: Simplify right side
    580,746,930.46x = 253,594,420,412,464,832
  5. Step 5: Solve for x
    x = 253,594,420,412,464,832/580,746,930.46
  6. Step 6: Final answer
    x = 436,669,411.60

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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.