Home / 218,687,301.60-301,789,017-119,574,451.68

Finding the Fourth Proportional to 218,687,301.60, 301,789,017 and 119,574,451.68

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Solution

The fourth proportional to 218,687,301.60, 301,789,017 and 119,574,451.68 is: 165,013,039.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,687,301.60 : 301,789,017 = 119,574,451.68 : x
  2. Step 2: Convert to fraction form
    218,687,301.60/301,789,017 = 119,574,451.68/x
  3. Step 3: Cross multiply
    218,687,301.60x = 301,789,017 × 119,574,451.68
  4. Step 4: Simplify right side
    218,687,301.60x = 36,086,256,230,821,200
  5. Step 5: Solve for x
    x = 36,086,256,230,821,200/218,687,301.60
  6. Step 6: Final answer
    x = 165,013,039.01

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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.