Home / 106,024,132.20-159,036,198.30-85,868,740.20

Finding the Fourth Proportional to 106,024,132.20, 159,036,198.30 and 85,868,740.20

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Solution

The fourth proportional to 106,024,132.20, 159,036,198.30 and 85,868,740.20 is: 128,803,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,024,132.20 : 159,036,198.30 = 85,868,740.20 : x
  2. Step 2: Convert to fraction form
    106,024,132.20/159,036,198.30 = 85,868,740.20/x
  3. Step 3: Cross multiply
    106,024,132.20x = 159,036,198.30 × 85,868,740.20
  4. Step 4: Simplify right side
    106,024,132.20x = 13,656,237,994,218,384
  5. Step 5: Solve for x
    x = 13,656,237,994,218,384/106,024,132.20
  6. Step 6: Final answer
    x = 128,803,110.30

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1.5x scale

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.