Home / 293,386,545.60-439,758,410.40-147,587,582.40

Finding the Fourth Proportional to 293,386,545.60, 439,758,410.40 and 147,587,582.40

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Solution

The fourth proportional to 293,386,545.60, 439,758,410.40 and 147,587,582.40 is: 221,219,689.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,386,545.60 : 439,758,410.40 = 147,587,582.40 : x
  2. Step 2: Convert to fraction form
    293,386,545.60/439,758,410.40 = 147,587,582.40/x
  3. Step 3: Cross multiply
    293,386,545.60x = 439,758,410.40 × 147,587,582.40
  4. Step 4: Simplify right side
    293,386,545.60x = 64,902,880,631,003,016
  5. Step 5: Solve for x
    x = 64,902,880,631,003,016/293,386,545.60
  6. Step 6: Final answer
    x = 221,219,689.87

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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.