Home / 170,769,864.30-256,154,796.45-43,119,048.30

Finding the Fourth Proportional to 170,769,864.30, 256,154,796.45 and 43,119,048.30

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Solution

The fourth proportional to 170,769,864.30, 256,154,796.45 and 43,119,048.30 is: 64,678,572.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,769,864.30 : 256,154,796.45 = 43,119,048.30 : x
  2. Step 2: Convert to fraction form
    170,769,864.30/256,154,796.45 = 43,119,048.30/x
  3. Step 3: Cross multiply
    170,769,864.30x = 256,154,796.45 × 43,119,048.30
  4. Step 4: Simplify right side
    170,769,864.30x = 11,045,151,040,404,218
  5. Step 5: Solve for x
    x = 11,045,151,040,404,218/170,769,864.30
  6. Step 6: Final answer
    x = 64,678,572.45

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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.