Home / 106,345,234.80-159,517,852.20-60,428,732.40

Finding the Fourth Proportional to 106,345,234.80, 159,517,852.20 and 60,428,732.40

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Solution

The fourth proportional to 106,345,234.80, 159,517,852.20 and 60,428,732.40 is: 90,643,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,345,234.80 : 159,517,852.20 = 60,428,732.40 : x
  2. Step 2: Convert to fraction form
    106,345,234.80/159,517,852.20 = 60,428,732.40/x
  3. Step 3: Cross multiply
    106,345,234.80x = 159,517,852.20 × 60,428,732.40
  4. Step 4: Simplify right side
    106,345,234.80x = 9,639,461,603,616,550
  5. Step 5: Solve for x
    x = 9,639,461,603,616,550/106,345,234.80
  6. Step 6: Final answer
    x = 90,643,098.60

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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.