Home / 147,608,082.10-221,412,123.15-39,902,706.10

Finding the Fourth Proportional to 147,608,082.10, 221,412,123.15 and 39,902,706.10

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Solution

The fourth proportional to 147,608,082.10, 221,412,123.15 and 39,902,706.10 is: 59,854,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,608,082.10 : 221,412,123.15 = 39,902,706.10 : x
  2. Step 2: Convert to fraction form
    147,608,082.10/221,412,123.15 = 39,902,706.10/x
  3. Step 3: Cross multiply
    147,608,082.10x = 221,412,123.15 × 39,902,706.10
  4. Step 4: Simplify right side
    147,608,082.10x = 8,834,942,877,031,457
  5. Step 5: Solve for x
    x = 8,834,942,877,031,457/147,608,082.10
  6. Step 6: Final answer
    x = 59,854,059.15

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Double scale
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Similar ratio
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1.5x scale

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.