Home / 112,023,737.11-154,594,661.12-61,793,718.92

Finding the Fourth Proportional to 112,023,737.11, 154,594,661.12 and 61,793,718.92

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Solution

The fourth proportional to 112,023,737.11, 154,594,661.12 and 61,793,718.92 is: 85,276,382.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,023,737.11 : 154,594,661.12 = 61,793,718.92 : x
  2. Step 2: Convert to fraction form
    112,023,737.11/154,594,661.12 = 61,793,718.92/x
  3. Step 3: Cross multiply
    112,023,737.11x = 154,594,661.12 × 61,793,718.92
  4. Step 4: Simplify right side
    112,023,737.11x = 9,552,979,035,472,964
  5. Step 5: Solve for x
    x = 9,552,979,035,472,964/112,023,737.11
  6. Step 6: Final answer
    x = 85,276,382.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.