Home / 81,290,254.95-112,180,607.55-44,120,536.11

Finding the Fourth Proportional to 81,290,254.95, 112,180,607.55 and 44,120,536.11

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Solution

The fourth proportional to 81,290,254.95, 112,180,607.55 and 44,120,536.11 is: 60,886,370.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,290,254.95 : 112,180,607.55 = 44,120,536.11 : x
  2. Step 2: Convert to fraction form
    81,290,254.95/112,180,607.55 = 44,120,536.11/x
  3. Step 3: Cross multiply
    81,290,254.95x = 112,180,607.55 × 44,120,536.11
  4. Step 4: Simplify right side
    81,290,254.95x = 4,949,468,546,251,513
  5. Step 5: Solve for x
    x = 4,949,468,546,251,513/81,290,254.95
  6. Step 6: Final answer
    x = 60,886,370.07

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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.