Home / 896,890,082.70-1,345,335,124.05-503,012,585.55

Finding the Fourth Proportional to 896,890,082.70, 1,345,335,124.05 and 503,012,585.55

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Solution

The fourth proportional to 896,890,082.70, 1,345,335,124.05 and 503,012,585.55 is: 754,518,878.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,890,082.70 : 1,345,335,124.05 = 503,012,585.55 : x
  2. Step 2: Convert to fraction form
    896,890,082.70/1,345,335,124.05 = 503,012,585.55/x
  3. Step 3: Cross multiply
    896,890,082.70x = 1,345,335,124.05 × 503,012,585.55
  4. Step 4: Simplify right side
    896,890,082.70x = 676,720,499,179,620,480
  5. Step 5: Solve for x
    x = 676,720,499,179,620,480/896,890,082.70
  6. Step 6: Final answer
    x = 754,518,878.33

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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.