Home / 124,703,999.60-187,055,999.40-70,956,287.60

Finding the Fourth Proportional to 124,703,999.60, 187,055,999.40 and 70,956,287.60

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Solution

The fourth proportional to 124,703,999.60, 187,055,999.40 and 70,956,287.60 is: 106,434,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,703,999.60 : 187,055,999.40 = 70,956,287.60 : x
  2. Step 2: Convert to fraction form
    124,703,999.60/187,055,999.40 = 70,956,287.60/x
  3. Step 3: Cross multiply
    124,703,999.60x = 187,055,999.40 × 70,956,287.60
  4. Step 4: Simplify right side
    124,703,999.60x = 13,272,799,290,731,826
  5. Step 5: Solve for x
    x = 13,272,799,290,731,826/124,703,999.60
  6. Step 6: Final answer
    x = 106,434,431.40

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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.