Home / 198,521,565.30-297,782,347.95-152,605,062.90

Finding the Fourth Proportional to 198,521,565.30, 297,782,347.95 and 152,605,062.90

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Solution

The fourth proportional to 198,521,565.30, 297,782,347.95 and 152,605,062.90 is: 228,907,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,521,565.30 : 297,782,347.95 = 152,605,062.90 : x
  2. Step 2: Convert to fraction form
    198,521,565.30/297,782,347.95 = 152,605,062.90/x
  3. Step 3: Cross multiply
    198,521,565.30x = 297,782,347.95 × 152,605,062.90
  4. Step 4: Simplify right side
    198,521,565.30x = 45,443,093,939,419,440
  5. Step 5: Solve for x
    x = 45,443,093,939,419,440/198,521,565.30
  6. Step 6: Final answer
    x = 228,907,594.35

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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.