Home / 86,832,003.80-130,162,296.90-48,511,875.80

Finding the Fourth Proportional to 86,832,003.80, 130,162,296.90 and 48,511,875.80

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Solution

The fourth proportional to 86,832,003.80, 130,162,296.90 and 48,511,875.80 is: 72,719,929.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,832,003.80 : 130,162,296.90 = 48,511,875.80 : x
  2. Step 2: Convert to fraction form
    86,832,003.80/130,162,296.90 = 48,511,875.80/x
  3. Step 3: Cross multiply
    86,832,003.80x = 130,162,296.90 × 48,511,875.80
  4. Step 4: Simplify right side
    86,832,003.80x = 6,314,417,181,055,525
  5. Step 5: Solve for x
    x = 6,314,417,181,055,525/86,832,003.80
  6. Step 6: Final answer
    x = 72,719,929.34

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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.