Home / 164,281,988.32-226,711,828.56-89,941,308.64

Finding the Fourth Proportional to 164,281,988.32, 226,711,828.56 and 89,941,308.64

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Solution

The fourth proportional to 164,281,988.32, 226,711,828.56 and 89,941,308.64 is: 124,120,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,281,988.32 : 226,711,828.56 = 89,941,308.64 : x
  2. Step 2: Convert to fraction form
    164,281,988.32/226,711,828.56 = 89,941,308.64/x
  3. Step 3: Cross multiply
    164,281,988.32x = 226,711,828.56 × 89,941,308.64
  4. Step 4: Simplify right side
    164,281,988.32x = 20,390,758,544,853,728
  5. Step 5: Solve for x
    x = 20,390,758,544,853,728/164,281,988.32
  6. Step 6: Final answer
    x = 124,120,475.73

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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.