Home / 163,211,337.20-244,817,005.80-42,042,789.20

Finding the Fourth Proportional to 163,211,337.20, 244,817,005.80 and 42,042,789.20

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Solution

The fourth proportional to 163,211,337.20, 244,817,005.80 and 42,042,789.20 is: 63,064,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,211,337.20 : 244,817,005.80 = 42,042,789.20 : x
  2. Step 2: Convert to fraction form
    163,211,337.20/244,817,005.80 = 42,042,789.20/x
  3. Step 3: Cross multiply
    163,211,337.20x = 244,817,005.80 × 42,042,789.20
  4. Step 4: Simplify right side
    163,211,337.20x = 10,292,789,767,424,578
  5. Step 5: Solve for x
    x = 10,292,789,767,424,578/163,211,337.20
  6. Step 6: Final answer
    x = 63,064,183.80

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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.