Home / 112,023,737.61-154,594,661.81-61,793,719.42

Finding the Fourth Proportional to 112,023,737.61, 154,594,661.81 and 61,793,719.42

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Solution

The fourth proportional to 112,023,737.61, 154,594,661.81 and 61,793,719.42 is: 85,276,383.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,023,737.61 : 154,594,661.81 = 61,793,719.42 : x
  2. Step 2: Convert to fraction form
    112,023,737.61/154,594,661.81 = 61,793,719.42/x
  3. Step 3: Cross multiply
    112,023,737.61x = 154,594,661.81 × 61,793,719.42
  4. Step 4: Simplify right side
    112,023,737.61x = 9,552,979,155,716,930
  5. Step 5: Solve for x
    x = 9,552,979,155,716,930/112,023,737.61
  6. Step 6: Final answer
    x = 85,276,383.02

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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.