Home / 86,693,923.64-130,060,013.28-25,287,887

Finding the Fourth Proportional to 86,693,923.64, 130,060,013.28 and 25,287,887

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Solution

The fourth proportional to 86,693,923.64, 130,060,013.28 and 25,287,887 is: 37,937,409.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,693,923.64 : 130,060,013.28 = 25,287,887 : x
  2. Step 2: Convert to fraction form
    86,693,923.64/130,060,013.28 = 25,287,887/x
  3. Step 3: Cross multiply
    86,693,923.64x = 130,060,013.28 × 25,287,887
  4. Step 4: Simplify right side
    86,693,923.64x = 3,288,942,919,043,139.50
  5. Step 5: Solve for x
    x = 3,288,942,919,043,139.50/86,693,923.64
  6. Step 6: Final answer
    x = 37,937,409.92

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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.