Home / 199,395,731.20-298,571,438.40-160,326,515.20

Finding the Fourth Proportional to 199,395,731.20, 298,571,438.40 and 160,326,515.20

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Solution

The fourth proportional to 199,395,731.20, 298,571,438.40 and 160,326,515.20 is: 240,069,925.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,395,731.20 : 298,571,438.40 = 160,326,515.20 : x
  2. Step 2: Convert to fraction form
    199,395,731.20/298,571,438.40 = 160,326,515.20/x
  3. Step 3: Cross multiply
    199,395,731.20x = 298,571,438.40 × 160,326,515.20
  4. Step 4: Simplify right side
    199,395,731.20x = 47,868,918,256,923,456
  5. Step 5: Solve for x
    x = 47,868,918,256,923,456/199,395,731.20
  6. Step 6: Final answer
    x = 240,069,925.11

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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.