Home / 162,413,412.30-243,620,118.45-124,149,660.30

Finding the Fourth Proportional to 162,413,412.30, 243,620,118.45 and 124,149,660.30

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Solution

The fourth proportional to 162,413,412.30, 243,620,118.45 and 124,149,660.30 is: 186,224,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,413,412.30 : 243,620,118.45 = 124,149,660.30 : x
  2. Step 2: Convert to fraction form
    162,413,412.30/243,620,118.45 = 124,149,660.30/x
  3. Step 3: Cross multiply
    162,413,412.30x = 243,620,118.45 × 124,149,660.30
  4. Step 4: Simplify right side
    162,413,412.30x = 30,245,354,947,813,260
  5. Step 5: Solve for x
    x = 30,245,354,947,813,260/162,413,412.30
  6. Step 6: Final answer
    x = 186,224,490.45

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Double scale
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Similar ratio
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1.5x scale

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.