Home / 164,381,740.50-226,844,021.97-91,041,307.86

Finding the Fourth Proportional to 164,381,740.50, 226,844,021.97 and 91,041,307.86

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Solution

The fourth proportional to 164,381,740.50, 226,844,021.97 and 91,041,307.86 is: 125,635,465.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,381,740.50 : 226,844,021.97 = 91,041,307.86 : x
  2. Step 2: Convert to fraction form
    164,381,740.50/226,844,021.97 = 91,041,307.86/x
  3. Step 3: Cross multiply
    164,381,740.50x = 226,844,021.97 × 91,041,307.86
  4. Step 4: Simplify right side
    164,381,740.50x = 20,652,176,440,371,372
  5. Step 5: Solve for x
    x = 20,652,176,440,371,372/164,381,740.50
  6. Step 6: Final answer
    x = 125,635,465.21

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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.