Home / 3,129,222,000.30-4,693,833,000.45-800,341,250.10

Finding the Fourth Proportional to 3,129,222,000.30, 4,693,833,000.45 and 800,341,250.10

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Solution

The fourth proportional to 3,129,222,000.30, 4,693,833,000.45 and 800,341,250.10 is: 1,200,511,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,222,000.30 : 4,693,833,000.45 = 800,341,250.10 : x
  2. Step 2: Convert to fraction form
    3,129,222,000.30/4,693,833,000.45 = 800,341,250.10/x
  3. Step 3: Cross multiply
    3,129,222,000.30x = 4,693,833,000.45 × 800,341,250.10
  4. Step 4: Simplify right side
    3,129,222,000.30x = 3,756,668,171,340,786,688
  5. Step 5: Solve for x
    x = 3,756,668,171,340,786,688/3,129,222,000.30
  6. Step 6: Final answer
    x = 1,200,511,875.15

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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.