Home / 99,114,165.80-148,671,248.70-73,604,997.80

Finding the Fourth Proportional to 99,114,165.80, 148,671,248.70 and 73,604,997.80

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Solution

The fourth proportional to 99,114,165.80, 148,671,248.70 and 73,604,997.80 is: 110,407,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,114,165.80 : 148,671,248.70 = 73,604,997.80 : x
  2. Step 2: Convert to fraction form
    99,114,165.80/148,671,248.70 = 73,604,997.80/x
  3. Step 3: Cross multiply
    99,114,165.80x = 148,671,248.70 × 73,604,997.80
  4. Step 4: Simplify right side
    99,114,165.80x = 10,942,946,933,486,752
  5. Step 5: Solve for x
    x = 10,942,946,933,486,752/99,114,165.80
  6. Step 6: Final answer
    x = 110,407,496.70

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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.