Home / 237,591,567.40-356,103,915.90-213,216,140.20

Finding the Fourth Proportional to 237,591,567.40, 356,103,915.90 and 213,216,140.20

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Solution

The fourth proportional to 237,591,567.40, 356,103,915.90 and 213,216,140.20 is: 319,569,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,591,567.40 : 356,103,915.90 = 213,216,140.20 : x
  2. Step 2: Convert to fraction form
    237,591,567.40/356,103,915.90 = 213,216,140.20/x
  3. Step 3: Cross multiply
    237,591,567.40x = 356,103,915.90 × 213,216,140.20
  4. Step 4: Simplify right side
    237,591,567.40x = 75,927,102,458,303,392
  5. Step 5: Solve for x
    x = 75,927,102,458,303,392/237,591,567.40
  6. Step 6: Final answer
    x = 319,569,853.80

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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.