Home / 151,013,453.70-226,688,142.15-82,989,005.70

Finding the Fourth Proportional to 151,013,453.70, 226,688,142.15 and 82,989,005.70

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Solution

The fourth proportional to 151,013,453.70, 226,688,142.15 and 82,989,005.70 is: 124,575,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,013,453.70 : 226,688,142.15 = 82,989,005.70 : x
  2. Step 2: Convert to fraction form
    151,013,453.70/226,688,142.15 = 82,989,005.70/x
  3. Step 3: Cross multiply
    151,013,453.70x = 226,688,142.15 × 82,989,005.70
  4. Step 4: Simplify right side
    151,013,453.70x = 18,812,623,521,008,760
  5. Step 5: Solve for x
    x = 18,812,623,521,008,760/151,013,453.70
  6. Step 6: Final answer
    x = 124,575,811.36

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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.