Home / 239,488,817.49-358,951,580.73-108,177,828.57

Finding the Fourth Proportional to 239,488,817.49, 358,951,580.73 and 108,177,828.57

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Solution

The fourth proportional to 239,488,817.49, 358,951,580.73 and 108,177,828.57 is: 162,139,522.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,488,817.49 : 358,951,580.73 = 108,177,828.57 : x
  2. Step 2: Convert to fraction form
    239,488,817.49/358,951,580.73 = 108,177,828.57/x
  3. Step 3: Cross multiply
    239,488,817.49x = 358,951,580.73 × 108,177,828.57
  4. Step 4: Simplify right side
    239,488,817.49x = 38,830,602,565,140,456
  5. Step 5: Solve for x
    x = 38,830,602,565,140,456/239,488,817.49
  6. Step 6: Final answer
    x = 162,139,522.72

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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.