Home / 163,211,371.20-244,817,056.80-42,042,823.20

Finding the Fourth Proportional to 163,211,371.20, 244,817,056.80 and 42,042,823.20

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Solution

The fourth proportional to 163,211,371.20, 244,817,056.80 and 42,042,823.20 is: 63,064,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,211,371.20 : 244,817,056.80 = 42,042,823.20 : x
  2. Step 2: Convert to fraction form
    163,211,371.20/244,817,056.80 = 42,042,823.20/x
  3. Step 3: Cross multiply
    163,211,371.20x = 244,817,056.80 × 42,042,823.20
  4. Step 4: Simplify right side
    163,211,371.20x = 10,292,800,235,386,758
  5. Step 5: Solve for x
    x = 10,292,800,235,386,758/163,211,371.20
  6. Step 6: Final answer
    x = 63,064,234.80

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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.