Home / 580,746,927.96-801,420,625.80-316,431,108.90

Finding the Fourth Proportional to 580,746,927.96, 801,420,625.80 and 316,431,108.90

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Solution

The fourth proportional to 580,746,927.96, 801,420,625.80 and 316,431,108.90 is: 436,669,408.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,746,927.96 : 801,420,625.80 = 316,431,108.90 : x
  2. Step 2: Convert to fraction form
    580,746,927.96/801,420,625.80 = 316,431,108.90/x
  3. Step 3: Cross multiply
    580,746,927.96x = 801,420,625.80 × 316,431,108.90
  4. Step 4: Simplify right side
    580,746,927.96x = 253,594,417,317,225,920
  5. Step 5: Solve for x
    x = 253,594,417,317,225,920/580,746,927.96
  6. Step 6: Final answer
    x = 436,669,408.15

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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.