Home / 231,835,411.60-347,753,117.40-124,339,987.60

Finding the Fourth Proportional to 231,835,411.60, 347,753,117.40 and 124,339,987.60

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Solution

The fourth proportional to 231,835,411.60, 347,753,117.40 and 124,339,987.60 is: 186,509,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,835,411.60 : 347,753,117.40 = 124,339,987.60 : x
  2. Step 2: Convert to fraction form
    231,835,411.60/347,753,117.40 = 124,339,987.60/x
  3. Step 3: Cross multiply
    231,835,411.60x = 347,753,117.40 × 124,339,987.60
  4. Step 4: Simplify right side
    231,835,411.60x = 43,239,618,305,377,336
  5. Step 5: Solve for x
    x = 43,239,618,305,377,336/231,835,411.60
  6. Step 6: Final answer
    x = 186,509,981.40

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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.