Home / 148,618,460.20-222,927,690.30-80,594,012.20

Finding the Fourth Proportional to 148,618,460.20, 222,927,690.30 and 80,594,012.20

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Solution

The fourth proportional to 148,618,460.20, 222,927,690.30 and 80,594,012.20 is: 120,891,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,618,460.20 : 222,927,690.30 = 80,594,012.20 : x
  2. Step 2: Convert to fraction form
    148,618,460.20/222,927,690.30 = 80,594,012.20/x
  3. Step 3: Cross multiply
    148,618,460.20x = 222,927,690.30 × 80,594,012.20
  4. Step 4: Simplify right side
    148,618,460.20x = 17,966,636,991,756,024
  5. Step 5: Solve for x
    x = 17,966,636,991,756,024/148,618,460.20
  6. Step 6: Final answer
    x = 120,891,018.30

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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.