Home / 81,393,693.69-112,323,271.52-44,726,626.65

Finding the Fourth Proportional to 81,393,693.69, 112,323,271.52 and 44,726,626.65

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Solution

The fourth proportional to 81,393,693.69, 112,323,271.52 and 44,726,626.65 is: 61,722,730.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,393,693.69 : 112,323,271.52 = 44,726,626.65 : x
  2. Step 2: Convert to fraction form
    81,393,693.69/112,323,271.52 = 44,726,626.65/x
  3. Step 3: Cross multiply
    81,393,693.69x = 112,323,271.52 × 44,726,626.65
  4. Step 4: Simplify right side
    81,393,693.69x = 5,023,841,029,157,985
  5. Step 5: Solve for x
    x = 5,023,841,029,157,985/81,393,693.69
  6. Step 6: Final answer
    x = 61,722,730.61

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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.