Home / 157,737,645.60-236,606,468.40-130,863,789.60

Finding the Fourth Proportional to 157,737,645.60, 236,606,468.40 and 130,863,789.60

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Solution

The fourth proportional to 157,737,645.60, 236,606,468.40 and 130,863,789.60 is: 196,295,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,737,645.60 : 236,606,468.40 = 130,863,789.60 : x
  2. Step 2: Convert to fraction form
    157,737,645.60/236,606,468.40 = 130,863,789.60/x
  3. Step 3: Cross multiply
    157,737,645.60x = 236,606,468.40 × 130,863,789.60
  4. Step 4: Simplify right side
    157,737,645.60x = 30,963,219,098,696,648
  5. Step 5: Solve for x
    x = 30,963,219,098,696,648/157,737,645.60
  6. Step 6: Final answer
    x = 196,295,684.40

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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.