Home / 81,695,124.96-112,735,990.28-44,524,607.78

Finding the Fourth Proportional to 81,695,124.96, 112,735,990.28 and 44,524,607.78

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Solution

The fourth proportional to 81,695,124.96, 112,735,990.28 and 44,524,607.78 is: 61,442,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,695,124.96 : 112,735,990.28 = 44,524,607.78 : x
  2. Step 2: Convert to fraction form
    81,695,124.96/112,735,990.28 = 44,524,607.78/x
  3. Step 3: Cross multiply
    81,695,124.96x = 112,735,990.28 × 44,524,607.78
  4. Step 4: Simplify right side
    81,695,124.96x = 5,019,525,750,300,044
  5. Step 5: Solve for x
    x = 5,019,525,750,300,044/81,695,124.96
  6. Step 6: Final answer
    x = 61,442,169.93

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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.