Home / 165,602,421.04-228,532,901.50-91,265,658.18

Finding the Fourth Proportional to 165,602,421.04, 228,532,901.50 and 91,265,658.18

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Solution

The fourth proportional to 165,602,421.04, 228,532,901.50 and 91,265,658.18 is: 125,947,468.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,602,421.04 : 228,532,901.50 = 91,265,658.18 : x
  2. Step 2: Convert to fraction form
    165,602,421.04/228,532,901.50 = 91,265,658.18/x
  3. Step 3: Cross multiply
    165,602,421.04x = 228,532,901.50 × 91,265,658.18
  4. Step 4: Simplify right side
    165,602,421.04x = 20,857,205,671,182,612
  5. Step 5: Solve for x
    x = 20,857,205,671,182,612/165,602,421.04
  6. Step 6: Final answer
    x = 125,947,468.28

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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.