Home / 106,345,237.80-159,517,856.70-60,428,735.40

Finding the Fourth Proportional to 106,345,237.80, 159,517,856.70 and 60,428,735.40

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Solution

The fourth proportional to 106,345,237.80, 159,517,856.70 and 60,428,735.40 is: 90,643,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,345,237.80 : 159,517,856.70 = 60,428,735.40 : x
  2. Step 2: Convert to fraction form
    106,345,237.80/159,517,856.70 = 60,428,735.40/x
  3. Step 3: Cross multiply
    106,345,237.80x = 159,517,856.70 × 60,428,735.40
  4. Step 4: Simplify right side
    106,345,237.80x = 9,639,462,354,099,416
  5. Step 5: Solve for x
    x = 9,639,462,354,099,416/106,345,237.80
  6. Step 6: Final answer
    x = 90,643,103.10

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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.