Home / 86,909,207.60-130,463,344.20-51,027,633.20

Finding the Fourth Proportional to 86,909,207.60, 130,463,344.20 and 51,027,633.20

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Solution

The fourth proportional to 86,909,207.60, 130,463,344.20 and 51,027,633.20 is: 76,599,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,909,207.60 : 130,463,344.20 = 51,027,633.20 : x
  2. Step 2: Convert to fraction form
    86,909,207.60/130,463,344.20 = 51,027,633.20/x
  3. Step 3: Cross multiply
    86,909,207.60x = 130,463,344.20 × 51,027,633.20
  4. Step 4: Simplify right side
    86,909,207.60x = 6,657,235,673,882,948
  5. Step 5: Solve for x
    x = 6,657,235,673,882,948/86,909,207.60
  6. Step 6: Final answer
    x = 76,599,889.21

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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.