Home / 580,608,834.30-870,913,251.45-257,492,706.30

Finding the Fourth Proportional to 580,608,834.30, 870,913,251.45 and 257,492,706.30

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Solution

The fourth proportional to 580,608,834.30, 870,913,251.45 and 257,492,706.30 is: 386,239,059.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,608,834.30 : 870,913,251.45 = 257,492,706.30 : x
  2. Step 2: Convert to fraction form
    580,608,834.30/870,913,251.45 = 257,492,706.30/x
  3. Step 3: Cross multiply
    580,608,834.30x = 870,913,251.45 × 257,492,706.30
  4. Step 4: Simplify right side
    580,608,834.30x = 224,253,810,068,392,928
  5. Step 5: Solve for x
    x = 224,253,810,068,392,928/580,608,834.30
  6. Step 6: Final answer
    x = 386,239,059.45

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Double scale
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Similar ratio
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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.