Home / 3,538,432,000.80-5,307,648,001.20-1,573,281,280.80

Finding the Fourth Proportional to 3,538,432,000.80, 5,307,648,001.20 and 1,573,281,280.80

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Solution

The fourth proportional to 3,538,432,000.80, 5,307,648,001.20 and 1,573,281,280.80 is: 2,359,921,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,432,000.80 : 5,307,648,001.20 = 1,573,281,280.80 : x
  2. Step 2: Convert to fraction form
    3,538,432,000.80/5,307,648,001.20 = 1,573,281,280.80/x
  3. Step 3: Cross multiply
    3,538,432,000.80x = 5,307,648,001.20 × 1,573,281,280.80
  4. Step 4: Simplify right side
    3,538,432,000.80x = 8,350,423,245,363,494,912
  5. Step 5: Solve for x
    x = 8,350,423,245,363,494,912/3,538,432,000.80
  6. Step 6: Final answer
    x = 2,359,921,921.20

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Double scale
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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.