Home / 278,925,265.59-418,258,610.53-104,001,332.35

Finding the Fourth Proportional to 278,925,265.59, 418,258,610.53 and 104,001,332.35

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Solution

The fourth proportional to 278,925,265.59, 418,258,610.53 and 104,001,332.35 is: 155,953,791.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,925,265.59 : 418,258,610.53 = 104,001,332.35 : x
  2. Step 2: Convert to fraction form
    278,925,265.59/418,258,610.53 = 104,001,332.35/x
  3. Step 3: Cross multiply
    278,925,265.59x = 418,258,610.53 × 104,001,332.35
  4. Step 4: Simplify right side
    278,925,265.59x = 43,499,452,761,979,736
  5. Step 5: Solve for x
    x = 43,499,452,761,979,736/278,925,265.59
  6. Step 6: Final answer
    x = 155,953,791.67

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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.