Home / 48,898,513.04-67,480,348.20-30,574,420.88

Finding the Fourth Proportional to 48,898,513.04, 67,480,348.20 and 30,574,420.88

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Solution

The fourth proportional to 48,898,513.04, 67,480,348.20 and 30,574,420.88 is: 42,192,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,898,513.04 : 67,480,348.20 = 30,574,420.88 : x
  2. Step 2: Convert to fraction form
    48,898,513.04/67,480,348.20 = 30,574,420.88/x
  3. Step 3: Cross multiply
    48,898,513.04x = 67,480,348.20 × 30,574,420.88
  4. Step 4: Simplify right side
    48,898,513.04x = 2,063,172,566,995,750.50
  5. Step 5: Solve for x
    x = 2,063,172,566,995,750.50/48,898,513.04
  6. Step 6: Final answer
    x = 42,192,951.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.