Home / 164,011,423-226,340,487.66-90,677,288.92

Finding the Fourth Proportional to 164,011,423, 226,340,487.66 and 90,677,288.92

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Solution

The fourth proportional to 164,011,423, 226,340,487.66 and 90,677,288.92 is: 125,137,270.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,011,423 : 226,340,487.66 = 90,677,288.92 : x
  2. Step 2: Convert to fraction form
    164,011,423/226,340,487.66 = 90,677,288.92/x
  3. Step 3: Cross multiply
    164,011,423x = 226,340,487.66 × 90,677,288.92
  4. Step 4: Simplify right side
    164,011,423x = 20,523,941,793,839,516
  5. Step 5: Solve for x
    x = 20,523,941,793,839,516/164,011,423
  6. Step 6: Final answer
    x = 125,137,270.43

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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.