Home / 1,381,141,948.11-1,905,953,645.12-754,596,922.83

Finding the Fourth Proportional to 1,381,141,948.11, 1,905,953,645.12 and 754,596,922.83

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Solution

The fourth proportional to 1,381,141,948.11, 1,905,953,645.12 and 754,596,922.83 is: 1,041,331,600.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,141,948.11 : 1,905,953,645.12 = 754,596,922.83 : x
  2. Step 2: Convert to fraction form
    1,381,141,948.11/1,905,953,645.12 = 754,596,922.83/x
  3. Step 3: Cross multiply
    1,381,141,948.11x = 1,905,953,645.12 × 754,596,922.83
  4. Step 4: Simplify right side
    1,381,141,948.11x = 1,438,226,755,660,400,896
  5. Step 5: Solve for x
    x = 1,438,226,755,660,400,896/1,381,141,948.11
  6. Step 6: Final answer
    x = 1,041,331,600.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.