Home / 198,118,215.60-297,177,323.40-125,417,086.80

Finding the Fourth Proportional to 198,118,215.60, 297,177,323.40 and 125,417,086.80

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Solution

The fourth proportional to 198,118,215.60, 297,177,323.40 and 125,417,086.80 is: 188,125,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,118,215.60 : 297,177,323.40 = 125,417,086.80 : x
  2. Step 2: Convert to fraction form
    198,118,215.60/297,177,323.40 = 125,417,086.80/x
  3. Step 3: Cross multiply
    198,118,215.60x = 297,177,323.40 × 125,417,086.80
  4. Step 4: Simplify right side
    198,118,215.60x = 37,271,114,163,849,464
  5. Step 5: Solve for x
    x = 37,271,114,163,849,464/198,118,215.60
  6. Step 6: Final answer
    x = 188,125,630.20

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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.