Home / 1,230,768,081.30-1,846,152,121.95-369,125,073.30

Finding the Fourth Proportional to 1,230,768,081.30, 1,846,152,121.95 and 369,125,073.30

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Solution

The fourth proportional to 1,230,768,081.30, 1,846,152,121.95 and 369,125,073.30 is: 553,687,609.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,768,081.30 : 1,846,152,121.95 = 369,125,073.30 : x
  2. Step 2: Convert to fraction form
    1,230,768,081.30/1,846,152,121.95 = 369,125,073.30/x
  3. Step 3: Cross multiply
    1,230,768,081.30x = 1,846,152,121.95 × 369,125,073.30
  4. Step 4: Simplify right side
    1,230,768,081.30x = 681,461,037,337,744,384
  5. Step 5: Solve for x
    x = 681,461,037,337,744,384/1,230,768,081.30
  6. Step 6: Final answer
    x = 553,687,609.95

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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.