Home / 194,688,512.80-292,032,769.20-162,838,016.80

Finding the Fourth Proportional to 194,688,512.80, 292,032,769.20 and 162,838,016.80

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Solution

The fourth proportional to 194,688,512.80, 292,032,769.20 and 162,838,016.80 is: 244,257,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,688,512.80 : 292,032,769.20 = 162,838,016.80 : x
  2. Step 2: Convert to fraction form
    194,688,512.80/292,032,769.20 = 162,838,016.80/x
  3. Step 3: Cross multiply
    194,688,512.80x = 292,032,769.20 × 162,838,016.80
  4. Step 4: Simplify right side
    194,688,512.80x = 47,554,036,977,140,128
  5. Step 5: Solve for x
    x = 47,554,036,977,140,128/194,688,512.80
  6. Step 6: Final answer
    x = 244,257,025.20

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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.