Home / 237,591,566.40-356,103,914.40-213,216,139.20

Finding the Fourth Proportional to 237,591,566.40, 356,103,914.40 and 213,216,139.20

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Solution

The fourth proportional to 237,591,566.40, 356,103,914.40 and 213,216,139.20 is: 319,569,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,591,566.40 : 356,103,914.40 = 213,216,139.20 : x
  2. Step 2: Convert to fraction form
    237,591,566.40/356,103,914.40 = 213,216,139.20/x
  3. Step 3: Cross multiply
    237,591,566.40x = 356,103,914.40 × 213,216,139.20
  4. Step 4: Simplify right side
    237,591,566.40x = 75,927,101,782,375,280
  5. Step 5: Solve for x
    x = 75,927,101,782,375,280/237,591,566.40
  6. Step 6: Final answer
    x = 319,569,852.30

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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.