Home / 151,459,120.29-227,257,710.57-77,734,672.70

Finding the Fourth Proportional to 151,459,120.29, 227,257,710.57 and 77,734,672.70

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Solution

The fourth proportional to 151,459,120.29, 227,257,710.57 and 77,734,672.70 is: 116,637,437.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,459,120.29 : 227,257,710.57 = 77,734,672.70 : x
  2. Step 2: Convert to fraction form
    151,459,120.29/227,257,710.57 = 77,734,672.70/x
  3. Step 3: Cross multiply
    151,459,120.29x = 227,257,710.57 × 77,734,672.70
  4. Step 4: Simplify right side
    151,459,120.29x = 17,665,803,748,573,990
  5. Step 5: Solve for x
    x = 17,665,803,748,573,990/151,459,120.29
  6. Step 6: Final answer
    x = 116,637,437.98

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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.