Home / 50,409,108.80-75,613,663.20-42,011,028.80

Finding the Fourth Proportional to 50,409,108.80, 75,613,663.20 and 42,011,028.80

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Solution

The fourth proportional to 50,409,108.80, 75,613,663.20 and 42,011,028.80 is: 63,016,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,409,108.80 : 75,613,663.20 = 42,011,028.80 : x
  2. Step 2: Convert to fraction form
    50,409,108.80/75,613,663.20 = 42,011,028.80/x
  3. Step 3: Cross multiply
    50,409,108.80x = 75,613,663.20 × 42,011,028.80
  4. Step 4: Simplify right side
    50,409,108.80x = 3,176,607,782,368,700
  5. Step 5: Solve for x
    x = 3,176,607,782,368,700/50,409,108.80
  6. Step 6: Final answer
    x = 63,016,543.20

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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.