Home / 74,358,400.80-111,537,601.20-62,879,275.20

Finding the Fourth Proportional to 74,358,400.80, 111,537,601.20 and 62,879,275.20

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Solution

The fourth proportional to 74,358,400.80, 111,537,601.20 and 62,879,275.20 is: 94,318,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,358,400.80 : 111,537,601.20 = 62,879,275.20 : x
  2. Step 2: Convert to fraction form
    74,358,400.80/111,537,601.20 = 62,879,275.20/x
  3. Step 3: Cross multiply
    74,358,400.80x = 111,537,601.20 × 62,879,275.20
  4. Step 4: Simplify right side
    74,358,400.80x = 7,013,403,521,002,651
  5. Step 5: Solve for x
    x = 7,013,403,521,002,651/74,358,400.80
  6. Step 6: Final answer
    x = 94,318,912.80

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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.