Home / 122,925,386.17-169,634,983.90-67,169,581.70

Finding the Fourth Proportional to 122,925,386.17, 169,634,983.90 and 67,169,581.70

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Solution

The fourth proportional to 122,925,386.17, 169,634,983.90 and 67,169,581.70 is: 92,692,903.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,925,386.17 : 169,634,983.90 = 67,169,581.70 : x
  2. Step 2: Convert to fraction form
    122,925,386.17/169,634,983.90 = 67,169,581.70/x
  3. Step 3: Cross multiply
    122,925,386.17x = 169,634,983.90 × 67,169,581.70
  4. Step 4: Simplify right side
    122,925,386.17x = 11,394,310,910,249,236
  5. Step 5: Solve for x
    x = 11,394,310,910,249,236/122,925,386.17
  6. Step 6: Final answer
    x = 92,692,903.11

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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.