Home / 166,187,565.34-249,281,013.72-156,074,529.22

Finding the Fourth Proportional to 166,187,565.34, 249,281,013.72 and 156,074,529.22

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Solution

The fourth proportional to 166,187,565.34, 249,281,013.72 and 156,074,529.22 is: 234,111,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,187,565.34 : 249,281,013.72 = 156,074,529.22 : x
  2. Step 2: Convert to fraction form
    166,187,565.34/249,281,013.72 = 156,074,529.22/x
  3. Step 3: Cross multiply
    166,187,565.34x = 249,281,013.72 × 156,074,529.22
  4. Step 4: Simplify right side
    166,187,565.34x = 38,906,416,859,833,360
  5. Step 5: Solve for x
    x = 38,906,416,859,833,360/166,187,565.34
  6. Step 6: Final answer
    x = 234,111,479.88

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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.