Home / 1,068,119,234.20-1,602,178,851.30-654,870,712.60

Finding the Fourth Proportional to 1,068,119,234.20, 1,602,178,851.30 and 654,870,712.60

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Solution

The fourth proportional to 1,068,119,234.20, 1,602,178,851.30 and 654,870,712.60 is: 982,306,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,119,234.20 : 1,602,178,851.30 = 654,870,712.60 : x
  2. Step 2: Convert to fraction form
    1,068,119,234.20/1,602,178,851.30 = 654,870,712.60/x
  3. Step 3: Cross multiply
    1,068,119,234.20x = 1,602,178,851.30 × 654,870,712.60
  4. Step 4: Simplify right side
    1,068,119,234.20x = 1,049,220,006,063,480,448
  5. Step 5: Solve for x
    x = 1,049,220,006,063,480,448/1,068,119,234.20
  6. Step 6: Final answer
    x = 982,306,068.90

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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.