Home / 123,018,001.20-184,529,188.80-36,757,472.40

Finding the Fourth Proportional to 123,018,001.20, 184,529,188.80 and 36,757,472.40

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Solution

The fourth proportional to 123,018,001.20, 184,529,188.80 and 36,757,472.40 is: 55,136,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,018,001.20 : 184,529,188.80 = 36,757,472.40 : x
  2. Step 2: Convert to fraction form
    123,018,001.20/184,529,188.80 = 36,757,472.40/x
  3. Step 3: Cross multiply
    123,018,001.20x = 184,529,188.80 × 36,757,472.40
  4. Step 4: Simplify right side
    123,018,001.20x = 6,782,826,564,310,389
  5. Step 5: Solve for x
    x = 6,782,826,564,310,389/123,018,001.20
  6. Step 6: Final answer
    x = 55,136,862.07

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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.