Home / 215,545,724.59-297,453,219.29-116,426,471.53

Finding the Fourth Proportional to 215,545,724.59, 297,453,219.29 and 116,426,471.53

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Solution

The fourth proportional to 215,545,724.59, 297,453,219.29 and 116,426,471.53 is: 160,668,595.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,545,724.59 : 297,453,219.29 = 116,426,471.53 : x
  2. Step 2: Convert to fraction form
    215,545,724.59/297,453,219.29 = 116,426,471.53/x
  3. Step 3: Cross multiply
    215,545,724.59x = 297,453,219.29 × 116,426,471.53
  4. Step 4: Simplify right side
    215,545,724.59x = 34,631,428,766,591,904
  5. Step 5: Solve for x
    x = 34,631,428,766,591,904/215,545,724.59
  6. Step 6: Final answer
    x = 160,668,595.18

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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.