Home / 86,319,753.76-129,392,366.91-37,167,661.41

Finding the Fourth Proportional to 86,319,753.76, 129,392,366.91 and 37,167,661.41

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Solution

The fourth proportional to 86,319,753.76, 129,392,366.91 and 37,167,661.41 is: 55,713,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,319,753.76 : 129,392,366.91 = 37,167,661.41 : x
  2. Step 2: Convert to fraction form
    86,319,753.76/129,392,366.91 = 37,167,661.41/x
  3. Step 3: Cross multiply
    86,319,753.76x = 129,392,366.91 × 37,167,661.41
  4. Step 4: Simplify right side
    86,319,753.76x = 4,809,211,682,349,367
  5. Step 5: Solve for x
    x = 4,809,211,682,349,367/86,319,753.76
  6. Step 6: Final answer
    x = 55,713,918.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.