Home / 1,062,885,123.20-1,594,327,684.80-830,432,829.80

Finding the Fourth Proportional to 1,062,885,123.20, 1,594,327,684.80 and 830,432,829.80

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Solution

The fourth proportional to 1,062,885,123.20, 1,594,327,684.80 and 830,432,829.80 is: 1,245,649,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,885,123.20 : 1,594,327,684.80 = 830,432,829.80 : x
  2. Step 2: Convert to fraction form
    1,062,885,123.20/1,594,327,684.80 = 830,432,829.80/x
  3. Step 3: Cross multiply
    1,062,885,123.20x = 1,594,327,684.80 × 830,432,829.80
  4. Step 4: Simplify right side
    1,062,885,123.20x = 1,323,982,050,916,946,432
  5. Step 5: Solve for x
    x = 1,323,982,050,916,946,432/1,062,885,123.20
  6. Step 6: Final answer
    x = 1,245,649,244.70

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Double scale
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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.