Home / 243,578,330.70-365,367,496.05-166,094,232.90

Finding the Fourth Proportional to 243,578,330.70, 365,367,496.05 and 166,094,232.90

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Solution

The fourth proportional to 243,578,330.70, 365,367,496.05 and 166,094,232.90 is: 249,141,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,578,330.70 : 365,367,496.05 = 166,094,232.90 : x
  2. Step 2: Convert to fraction form
    243,578,330.70/365,367,496.05 = 166,094,232.90/x
  3. Step 3: Cross multiply
    243,578,330.70x = 365,367,496.05 × 166,094,232.90
  4. Step 4: Simplify right side
    243,578,330.70x = 60,685,433,983,018,536
  5. Step 5: Solve for x
    x = 60,685,433,983,018,536/243,578,330.70
  6. Step 6: Final answer
    x = 249,141,349.35

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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.