Home / 106,376,482.72-159,341,266.86-67,494,920.90

Finding the Fourth Proportional to 106,376,482.72, 159,341,266.86 and 67,494,920.90

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Solution

The fourth proportional to 106,376,482.72, 159,341,266.86 and 67,494,920.90 is: 101,100,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,376,482.72 : 159,341,266.86 = 67,494,920.90 : x
  2. Step 2: Convert to fraction form
    106,376,482.72/159,341,266.86 = 67,494,920.90/x
  3. Step 3: Cross multiply
    106,376,482.72x = 159,341,266.86 × 67,494,920.90
  4. Step 4: Simplify right side
    106,376,482.72x = 10,754,726,202,791,054
  5. Step 5: Solve for x
    x = 10,754,726,202,791,054/106,376,482.72
  6. Step 6: Final answer
    x = 101,100,599.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.