Home / 85,341,008.20-127,959,673.70-33,463,460.65

Finding the Fourth Proportional to 85,341,008.20, 127,959,673.70 and 33,463,460.65

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Solution

The fourth proportional to 85,341,008.20, 127,959,673.70 and 33,463,460.65 is: 50,174,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,341,008.20 : 127,959,673.70 = 33,463,460.65 : x
  2. Step 2: Convert to fraction form
    85,341,008.20/127,959,673.70 = 33,463,460.65/x
  3. Step 3: Cross multiply
    85,341,008.20x = 127,959,673.70 × 33,463,460.65
  4. Step 4: Simplify right side
    85,341,008.20x = 4,281,973,505,479,472
  5. Step 5: Solve for x
    x = 4,281,973,505,479,472/85,341,008.20
  6. Step 6: Final answer
    x = 50,174,864.30

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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.