Home / 456,766,545.34-630,338,469.78-247,922,730.64

Finding the Fourth Proportional to 456,766,545.34, 630,338,469.78 and 247,922,730.64

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Solution

The fourth proportional to 456,766,545.34, 630,338,469.78 and 247,922,730.64 is: 342,133,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,766,545.34 : 630,338,469.78 = 247,922,730.64 : x
  2. Step 2: Convert to fraction form
    456,766,545.34/630,338,469.78 = 247,922,730.64/x
  3. Step 3: Cross multiply
    456,766,545.34x = 630,338,469.78 × 247,922,730.64
  4. Step 4: Simplify right side
    456,766,545.34x = 156,275,234,655,296,704
  5. Step 5: Solve for x
    x = 156,275,234,655,296,704/456,766,545.34
  6. Step 6: Final answer
    x = 342,133,714.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.