Home / 157,464,910.70-236,197,366.05-100,211,000.30

Finding the Fourth Proportional to 157,464,910.70, 236,197,366.05 and 100,211,000.30

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Solution

The fourth proportional to 157,464,910.70, 236,197,366.05 and 100,211,000.30 is: 150,316,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,910.70 : 236,197,366.05 = 100,211,000.30 : x
  2. Step 2: Convert to fraction form
    157,464,910.70/236,197,366.05 = 100,211,000.30/x
  3. Step 3: Cross multiply
    157,464,910.70x = 236,197,366.05 × 100,211,000.30
  4. Step 4: Simplify right side
    157,464,910.70x = 23,669,574,320,095,760
  5. Step 5: Solve for x
    x = 23,669,574,320,095,760/157,464,910.70
  6. Step 6: Final answer
    x = 150,316,500.45

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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.