Home / 136,561,762.12-188,477,533.02-101,512,342.48

Finding the Fourth Proportional to 136,561,762.12, 188,477,533.02 and 101,512,342.48

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Solution

The fourth proportional to 136,561,762.12, 188,477,533.02 and 101,512,342.48 is: 140,103,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,561,762.12 : 188,477,533.02 = 101,512,342.48 : x
  2. Step 2: Convert to fraction form
    136,561,762.12/188,477,533.02 = 101,512,342.48/x
  3. Step 3: Cross multiply
    136,561,762.12x = 188,477,533.02 × 101,512,342.48
  4. Step 4: Simplify right side
    136,561,762.12x = 19,132,795,881,711,752
  5. Step 5: Solve for x
    x = 19,132,795,881,711,752/136,561,762.12
  6. Step 6: Final answer
    x = 140,103,610.15

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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.