Home / 106,490,325.90-159,452,053.65-67,943,138.70

Finding the Fourth Proportional to 106,490,325.90, 159,452,053.65 and 67,943,138.70

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Solution

The fourth proportional to 106,490,325.90, 159,452,053.65 and 67,943,138.70 is: 101,733,870.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,490,325.90 : 159,452,053.65 = 67,943,138.70 : x
  2. Step 2: Convert to fraction form
    106,490,325.90/159,452,053.65 = 67,943,138.70/x
  3. Step 3: Cross multiply
    106,490,325.90x = 159,452,053.65 × 67,943,138.70
  4. Step 4: Simplify right side
    106,490,325.90x = 10,833,672,997,141,792
  5. Step 5: Solve for x
    x = 10,833,672,997,141,792/106,490,325.90
  6. Step 6: Final answer
    x = 101,733,870.24

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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.