Home / 198,528,033.15-297,216,985.52-149,550,157.58

Finding the Fourth Proportional to 198,528,033.15, 297,216,985.52 and 149,550,157.58

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Solution

The fourth proportional to 198,528,033.15, 297,216,985.52 and 149,550,157.58 is: 223,892,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,528,033.15 : 297,216,985.52 = 149,550,157.58 : x
  2. Step 2: Convert to fraction form
    198,528,033.15/297,216,985.52 = 149,550,157.58/x
  3. Step 3: Cross multiply
    198,528,033.15x = 297,216,985.52 × 149,550,157.58
  4. Step 4: Simplify right side
    198,528,033.15x = 44,448,847,018,856,360
  5. Step 5: Solve for x
    x = 44,448,847,018,856,360/198,528,033.15
  6. Step 6: Final answer
    x = 223,892,043.42

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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.