Home / 81,656,746.65-112,685,970.54-44,486,911.22

Finding the Fourth Proportional to 81,656,746.65, 112,685,970.54 and 44,486,911.22

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Solution

The fourth proportional to 81,656,746.65, 112,685,970.54 and 44,486,911.22 is: 61,391,752.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,656,746.65 : 112,685,970.54 = 44,486,911.22 : x
  2. Step 2: Convert to fraction form
    81,656,746.65/112,685,970.54 = 44,486,911.22/x
  3. Step 3: Cross multiply
    81,656,746.65x = 112,685,970.54 × 44,486,911.22
  4. Step 4: Simplify right side
    81,656,746.65x = 5,013,050,766,589,086
  5. Step 5: Solve for x
    x = 5,013,050,766,589,086/81,656,746.65
  6. Step 6: Final answer
    x = 61,391,752.33

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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.