Home / 86,965,703.20-130,464,301.20-43,726,088.80

Finding the Fourth Proportional to 86,965,703.20, 130,464,301.20 and 43,726,088.80

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Solution

The fourth proportional to 86,965,703.20, 130,464,301.20 and 43,726,088.80 is: 65,597,050.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,965,703.20 : 130,464,301.20 = 43,726,088.80 : x
  2. Step 2: Convert to fraction form
    86,965,703.20/130,464,301.20 = 43,726,088.80/x
  3. Step 3: Cross multiply
    86,965,703.20x = 130,464,301.20 × 43,726,088.80
  4. Step 4: Simplify right side
    86,965,703.20x = 5,704,693,619,501,146
  5. Step 5: Solve for x
    x = 5,704,693,619,501,146/86,965,703.20
  6. Step 6: Final answer
    x = 65,597,050.44

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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.