Home / 83,649,238.60-115,430,888.89-46,478,247.88

Finding the Fourth Proportional to 83,649,238.60, 115,430,888.89 and 46,478,247.88

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Solution

The fourth proportional to 83,649,238.60, 115,430,888.89 and 46,478,247.88 is: 64,137,170.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,649,238.60 : 115,430,888.89 = 46,478,247.88 : x
  2. Step 2: Convert to fraction form
    83,649,238.60/115,430,888.89 = 46,478,247.88/x
  3. Step 3: Cross multiply
    83,649,238.60x = 115,430,888.89 × 46,478,247.88
  4. Step 4: Simplify right side
    83,649,238.60x = 5,365,025,466,028,613
  5. Step 5: Solve for x
    x = 5,365,025,466,028,613/83,649,238.60
  6. Step 6: Final answer
    x = 64,137,170.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.