Home / 86,911,690.20-130,367,535.30-33,052,003.80

Finding the Fourth Proportional to 86,911,690.20, 130,367,535.30 and 33,052,003.80

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Solution

The fourth proportional to 86,911,690.20, 130,367,535.30 and 33,052,003.80 is: 49,578,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,911,690.20 : 130,367,535.30 = 33,052,003.80 : x
  2. Step 2: Convert to fraction form
    86,911,690.20/130,367,535.30 = 33,052,003.80/x
  3. Step 3: Cross multiply
    86,911,690.20x = 130,367,535.30 × 33,052,003.80
  4. Step 4: Simplify right side
    86,911,690.20x = 4,308,908,272,132,234
  5. Step 5: Solve for x
    x = 4,308,908,272,132,234/86,911,690.20
  6. Step 6: Final answer
    x = 49,578,005.70

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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.