Home / 124,675,405.10-187,013,107.65-56,650,957.10

Finding the Fourth Proportional to 124,675,405.10, 187,013,107.65 and 56,650,957.10

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Solution

The fourth proportional to 124,675,405.10, 187,013,107.65 and 56,650,957.10 is: 84,976,435.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,675,405.10 : 187,013,107.65 = 56,650,957.10 : x
  2. Step 2: Convert to fraction form
    124,675,405.10/187,013,107.65 = 56,650,957.10/x
  3. Step 3: Cross multiply
    124,675,405.10x = 187,013,107.65 × 56,650,957.10
  4. Step 4: Simplify right side
    124,675,405.10x = 10,594,471,538,617,832
  5. Step 5: Solve for x
    x = 10,594,471,538,617,832/124,675,405.10
  6. Step 6: Final answer
    x = 84,976,435.65

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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.