Home / 198,288,001.80-297,432,002.70-152,938,369.80

Finding the Fourth Proportional to 198,288,001.80, 297,432,002.70 and 152,938,369.80

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Solution

The fourth proportional to 198,288,001.80, 297,432,002.70 and 152,938,369.80 is: 229,407,554.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,288,001.80 : 297,432,002.70 = 152,938,369.80 : x
  2. Step 2: Convert to fraction form
    198,288,001.80/297,432,002.70 = 152,938,369.80/x
  3. Step 3: Cross multiply
    198,288,001.80x = 297,432,002.70 × 152,938,369.80
  4. Step 4: Simplify right side
    198,288,001.80x = 45,488,765,619,287,200
  5. Step 5: Solve for x
    x = 45,488,765,619,287,200/198,288,001.80
  6. Step 6: Final answer
    x = 229,407,554.70

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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.