Home / 1,230,454,746.80-1,845,764,407.90-432,676,572.83

Finding the Fourth Proportional to 1,230,454,746.80, 1,845,764,407.90 and 432,676,572.83

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Solution

The fourth proportional to 1,230,454,746.80, 1,845,764,407.90 and 432,676,572.83 is: 649,043,794.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,454,746.80 : 1,845,764,407.90 = 432,676,572.83 : x
  2. Step 2: Convert to fraction form
    1,230,454,746.80/1,845,764,407.90 = 432,676,572.83/x
  3. Step 3: Cross multiply
    1,230,454,746.80x = 1,845,764,407.90 × 432,676,572.83
  4. Step 4: Simplify right side
    1,230,454,746.80x = 798,619,018,261,766,144
  5. Step 5: Solve for x
    x = 798,619,018,261,766,144/1,230,454,746.80
  6. Step 6: Final answer
    x = 649,043,794.86

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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.