Home / 148,634,672.60-222,952,008.90-66,792,758.60

Finding the Fourth Proportional to 148,634,672.60, 222,952,008.90 and 66,792,758.60

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Solution

The fourth proportional to 148,634,672.60, 222,952,008.90 and 66,792,758.60 is: 100,189,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,634,672.60 : 222,952,008.90 = 66,792,758.60 : x
  2. Step 2: Convert to fraction form
    148,634,672.60/222,952,008.90 = 66,792,758.60/x
  3. Step 3: Cross multiply
    148,634,672.60x = 222,952,008.90 × 66,792,758.60
  4. Step 4: Simplify right side
    148,634,672.60x = 14,891,579,709,842,752
  5. Step 5: Solve for x
    x = 14,891,579,709,842,752/148,634,672.60
  6. Step 6: Final answer
    x = 100,189,137.90

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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.