Home / 148,949,044.40-223,423,566.60-72,421,540.40

Finding the Fourth Proportional to 148,949,044.40, 223,423,566.60 and 72,421,540.40

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Solution

The fourth proportional to 148,949,044.40, 223,423,566.60 and 72,421,540.40 is: 108,632,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,949,044.40 : 223,423,566.60 = 72,421,540.40 : x
  2. Step 2: Convert to fraction form
    148,949,044.40/223,423,566.60 = 72,421,540.40/x
  3. Step 3: Cross multiply
    148,949,044.40x = 223,423,566.60 × 72,421,540.40
  4. Step 4: Simplify right side
    148,949,044.40x = 16,180,678,854,833,992
  5. Step 5: Solve for x
    x = 16,180,678,854,833,992/148,949,044.40
  6. Step 6: Final answer
    x = 108,632,310.60

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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.