Home / 48,620,029.40-72,930,168.66-19,866,164.98

Finding the Fourth Proportional to 48,620,029.40, 72,930,168.66 and 19,866,164.98

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Solution

The fourth proportional to 48,620,029.40, 72,930,168.66 and 19,866,164.98 is: 29,799,298.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,620,029.40 : 72,930,168.66 = 19,866,164.98 : x
  2. Step 2: Convert to fraction form
    48,620,029.40/72,930,168.66 = 19,866,164.98/x
  3. Step 3: Cross multiply
    48,620,029.40x = 72,930,168.66 × 19,866,164.98
  4. Step 4: Simplify right side
    48,620,029.40x = 1,448,842,762,618,785.50
  5. Step 5: Solve for x
    x = 1,448,842,762,618,785.50/48,620,029.40
  6. Step 6: Final answer
    x = 29,799,298.37

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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.