Home / 153,043,489.31-229,565,400.11-38,028,031.58

Finding the Fourth Proportional to 153,043,489.31, 229,565,400.11 and 38,028,031.58

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Solution

The fourth proportional to 153,043,489.31, 229,565,400.11 and 38,028,031.58 is: 57,042,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,043,489.31 : 229,565,400.11 = 38,028,031.58 : x
  2. Step 2: Convert to fraction form
    153,043,489.31/229,565,400.11 = 38,028,031.58/x
  3. Step 3: Cross multiply
    153,043,489.31x = 229,565,400.11 × 38,028,031.58
  4. Step 4: Simplify right side
    153,043,489.31x = 8,729,920,283,720,449
  5. Step 5: Solve for x
    x = 8,729,920,283,720,449/153,043,489.31
  6. Step 6: Final answer
    x = 57,042,088.65

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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.