Home / 1,332,197,856.96-1,838,454,816.96-729,358,428.48

Finding the Fourth Proportional to 1,332,197,856.96, 1,838,454,816.96 and 729,358,428.48

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Solution

The fourth proportional to 1,332,197,856.96, 1,838,454,816.96 and 729,358,428.48 is: 1,006,526,552.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,197,856.96 : 1,838,454,816.96 = 729,358,428.48 : x
  2. Step 2: Convert to fraction form
    1,332,197,856.96/1,838,454,816.96 = 729,358,428.48/x
  3. Step 3: Cross multiply
    1,332,197,856.96x = 1,838,454,816.96 × 729,358,428.48
  4. Step 4: Simplify right side
    1,332,197,856.96x = 1,340,892,516,129,431,808
  5. Step 5: Solve for x
    x = 1,340,892,516,129,431,808/1,332,197,856.96
  6. Step 6: Final answer
    x = 1,006,526,552.44

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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.