Home / 165,834,811.60-228,852,835.68-91,495,367.92

Finding the Fourth Proportional to 165,834,811.60, 228,852,835.68 and 91,495,367.92

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Solution

The fourth proportional to 165,834,811.60, 228,852,835.68 and 91,495,367.92 is: 126,264,046.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,834,811.60 : 228,852,835.68 = 91,495,367.92 : x
  2. Step 2: Convert to fraction form
    165,834,811.60/228,852,835.68 = 91,495,367.92/x
  3. Step 3: Cross multiply
    165,834,811.60x = 228,852,835.68 × 91,495,367.92
  4. Step 4: Simplify right side
    165,834,811.60x = 20,938,974,400,076,904
  5. Step 5: Solve for x
    x = 20,938,974,400,076,904/165,834,811.60
  6. Step 6: Final answer
    x = 126,264,046.72

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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.