Home / 749,186,721.40-1,123,780,082.10-736,272,705.10

Finding the Fourth Proportional to 749,186,721.40, 1,123,780,082.10 and 736,272,705.10

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Solution

The fourth proportional to 749,186,721.40, 1,123,780,082.10 and 736,272,705.10 is: 1,104,409,057.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,186,721.40 : 1,123,780,082.10 = 736,272,705.10 : x
  2. Step 2: Convert to fraction form
    749,186,721.40/1,123,780,082.10 = 736,272,705.10/x
  3. Step 3: Cross multiply
    749,186,721.40x = 1,123,780,082.10 × 736,272,705.10
  4. Step 4: Simplify right side
    749,186,721.40x = 827,408,600,985,267,072
  5. Step 5: Solve for x
    x = 827,408,600,985,267,072/749,186,721.40
  6. Step 6: Final answer
    x = 1,104,409,057.65

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Double scale
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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.