Home / 115,668,001.20-173,502,001.80-110,566,167.60

Finding the Fourth Proportional to 115,668,001.20, 173,502,001.80 and 110,566,167.60

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Solution

The fourth proportional to 115,668,001.20, 173,502,001.80 and 110,566,167.60 is: 165,849,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,668,001.20 : 173,502,001.80 = 110,566,167.60 : x
  2. Step 2: Convert to fraction form
    115,668,001.20/173,502,001.80 = 110,566,167.60/x
  3. Step 3: Cross multiply
    115,668,001.20x = 173,502,001.80 × 110,566,167.60
  4. Step 4: Simplify right side
    115,668,001.20x = 19,183,451,409,954,300
  5. Step 5: Solve for x
    x = 19,183,451,409,954,300/115,668,001.20
  6. Step 6: Final answer
    x = 165,849,251.40

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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.