Home / 147,622,666.70-221,434,000.05-45,373,418.30

Finding the Fourth Proportional to 147,622,666.70, 221,434,000.05 and 45,373,418.30

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Solution

The fourth proportional to 147,622,666.70, 221,434,000.05 and 45,373,418.30 is: 68,060,127.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,666.70 : 221,434,000.05 = 45,373,418.30 : x
  2. Step 2: Convert to fraction form
    147,622,666.70/221,434,000.05 = 45,373,418.30/x
  3. Step 3: Cross multiply
    147,622,666.70x = 221,434,000.05 × 45,373,418.30
  4. Step 4: Simplify right side
    147,622,666.70x = 10,047,217,510,110,870
  5. Step 5: Solve for x
    x = 10,047,217,510,110,870/147,622,666.70
  6. Step 6: Final answer
    x = 68,060,127.45

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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.