Home / 148,313,918.80-222,470,878.20-102,397,416.40

Finding the Fourth Proportional to 148,313,918.80, 222,470,878.20 and 102,397,416.40

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Solution

The fourth proportional to 148,313,918.80, 222,470,878.20 and 102,397,416.40 is: 153,596,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,313,918.80 : 222,470,878.20 = 102,397,416.40 : x
  2. Step 2: Convert to fraction form
    148,313,918.80/222,470,878.20 = 102,397,416.40/x
  3. Step 3: Cross multiply
    148,313,918.80x = 222,470,878.20 × 102,397,416.40
  4. Step 4: Simplify right side
    148,313,918.80x = 22,780,443,151,919,084
  5. Step 5: Solve for x
    x = 22,780,443,151,919,084/148,313,918.80
  6. Step 6: Final answer
    x = 153,596,124.60

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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.