Home / 160,084,987.61-240,141,660.46-45,070,526.39

Finding the Fourth Proportional to 160,084,987.61, 240,141,660.46 and 45,070,526.39

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Solution

The fourth proportional to 160,084,987.61, 240,141,660.46 and 45,070,526.39 is: 67,609,781.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,084,987.61 : 240,141,660.46 = 45,070,526.39 : x
  2. Step 2: Convert to fraction form
    160,084,987.61/240,141,660.46 = 45,070,526.39/x
  3. Step 3: Cross multiply
    160,084,987.61x = 240,141,660.46 × 45,070,526.39
  4. Step 4: Simplify right side
    160,084,987.61x = 10,823,311,043,787,464
  5. Step 5: Solve for x
    x = 10,823,311,043,787,464/160,084,987.61
  6. Step 6: Final answer
    x = 67,609,781.56

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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.