Home / 148,339,971.20-222,509,956.80-97,251,651.20

Finding the Fourth Proportional to 148,339,971.20, 222,509,956.80 and 97,251,651.20

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Solution

The fourth proportional to 148,339,971.20, 222,509,956.80 and 97,251,651.20 is: 145,877,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,339,971.20 : 222,509,956.80 = 97,251,651.20 : x
  2. Step 2: Convert to fraction form
    148,339,971.20/222,509,956.80 = 97,251,651.20/x
  3. Step 3: Cross multiply
    148,339,971.20x = 222,509,956.80 × 97,251,651.20
  4. Step 4: Simplify right side
    148,339,971.20x = 21,639,460,707,240,668
  5. Step 5: Solve for x
    x = 21,639,460,707,240,668/148,339,971.20
  6. Step 6: Final answer
    x = 145,877,476.80

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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.