Home / 166,642,772.62-249,976,132.80-57,466,373.08

Finding the Fourth Proportional to 166,642,772.62, 249,976,132.80 and 57,466,373.08

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Solution

The fourth proportional to 166,642,772.62, 249,976,132.80 and 57,466,373.08 is: 86,203,688.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,642,772.62 : 249,976,132.80 = 57,466,373.08 : x
  2. Step 2: Convert to fraction form
    166,642,772.62/249,976,132.80 = 57,466,373.08/x
  3. Step 3: Cross multiply
    166,642,772.62x = 249,976,132.80 × 57,466,373.08
  4. Step 4: Simplify right side
    166,642,772.62x = 14,365,221,708,580,426
  5. Step 5: Solve for x
    x = 14,365,221,708,580,426/166,642,772.62
  6. Step 6: Final answer
    x = 86,203,688.78

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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.