Home / 111,371,330.60-153,690,124.38-61,808,825.83

Finding the Fourth Proportional to 111,371,330.60, 153,690,124.38 and 61,808,825.83

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Solution

The fourth proportional to 111,371,330.60, 153,690,124.38 and 61,808,825.83 is: 85,294,896.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,371,330.60 : 153,690,124.38 = 61,808,825.83 : x
  2. Step 2: Convert to fraction form
    111,371,330.60/153,690,124.38 = 61,808,825.83/x
  3. Step 3: Cross multiply
    111,371,330.60x = 153,690,124.38 × 61,808,825.83
  4. Step 4: Simplify right side
    111,371,330.60x = 9,499,406,128,826,006
  5. Step 5: Solve for x
    x = 9,499,406,128,826,006/111,371,330.60
  6. Step 6: Final answer
    x = 85,294,896.61

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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.