Home / 137,917,823.37-206,927,180.55-64,176,772.56

Finding the Fourth Proportional to 137,917,823.37, 206,927,180.55 and 64,176,772.56

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Solution

The fourth proportional to 137,917,823.37, 206,927,180.55 and 64,176,772.56 is: 96,288,632.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,917,823.37 : 206,927,180.55 = 64,176,772.56 : x
  2. Step 2: Convert to fraction form
    137,917,823.37/206,927,180.55 = 64,176,772.56/x
  3. Step 3: Cross multiply
    137,917,823.37x = 206,927,180.55 × 64,176,772.56
  4. Step 4: Simplify right side
    137,917,823.37x = 13,279,918,602,639,406
  5. Step 5: Solve for x
    x = 13,279,918,602,639,406/137,917,823.37
  6. Step 6: Final answer
    x = 96,288,632.45

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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.