Home / 81,639,060.36-112,661,909.40-44,969,631.36

Finding the Fourth Proportional to 81,639,060.36, 112,661,909.40 and 44,969,631.36

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Solution

The fourth proportional to 81,639,060.36, 112,661,909.40 and 44,969,631.36 is: 62,058,094.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,639,060.36 : 112,661,909.40 = 44,969,631.36 : x
  2. Step 2: Convert to fraction form
    81,639,060.36/112,661,909.40 = 44,969,631.36/x
  3. Step 3: Cross multiply
    81,639,060.36x = 112,661,909.40 × 44,969,631.36
  4. Step 4: Simplify right side
    81,639,060.36x = 5,066,364,534,031,719
  5. Step 5: Solve for x
    x = 5,066,364,534,031,719/81,639,060.36
  6. Step 6: Final answer
    x = 62,058,094.64

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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.