Home / 229,914,959.40-344,872,439.10-207,240,143.40

Finding the Fourth Proportional to 229,914,959.40, 344,872,439.10 and 207,240,143.40

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Solution

The fourth proportional to 229,914,959.40, 344,872,439.10 and 207,240,143.40 is: 310,860,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,914,959.40 : 344,872,439.10 = 207,240,143.40 : x
  2. Step 2: Convert to fraction form
    229,914,959.40/344,872,439.10 = 207,240,143.40/x
  3. Step 3: Cross multiply
    229,914,959.40x = 344,872,439.10 × 207,240,143.40
  4. Step 4: Simplify right side
    229,914,959.40x = 71,471,413,733,791,776
  5. Step 5: Solve for x
    x = 71,471,413,733,791,776/229,914,959.40
  6. Step 6: Final answer
    x = 310,860,215.10

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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.