Home / 83,232,004.70-124,848,007.05-53,073,566.30

Finding the Fourth Proportional to 83,232,004.70, 124,848,007.05 and 53,073,566.30

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Solution

The fourth proportional to 83,232,004.70, 124,848,007.05 and 53,073,566.30 is: 79,610,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,232,004.70 : 124,848,007.05 = 53,073,566.30 : x
  2. Step 2: Convert to fraction form
    83,232,004.70/124,848,007.05 = 53,073,566.30/x
  3. Step 3: Cross multiply
    83,232,004.70x = 124,848,007.05 × 53,073,566.30
  4. Step 4: Simplify right side
    83,232,004.70x = 6,626,128,979,591,042
  5. Step 5: Solve for x
    x = 6,626,128,979,591,042/83,232,004.70
  6. Step 6: Final answer
    x = 79,610,349.45

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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.