Home / 122,925,384.17-169,634,981.14-67,169,579.70

Finding the Fourth Proportional to 122,925,384.17, 169,634,981.14 and 67,169,579.70

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Solution

The fourth proportional to 122,925,384.17, 169,634,981.14 and 67,169,579.70 is: 92,692,900.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,925,384.17 : 169,634,981.14 = 67,169,579.70 : x
  2. Step 2: Convert to fraction form
    122,925,384.17/169,634,981.14 = 67,169,579.70/x
  3. Step 3: Cross multiply
    122,925,384.17x = 169,634,981.14 × 67,169,579.70
  4. Step 4: Simplify right side
    122,925,384.17x = 11,394,310,385,423,302
  5. Step 5: Solve for x
    x = 11,394,310,385,423,302/122,925,384.17
  6. Step 6: Final answer
    x = 92,692,900.35

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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.