Home / 125,570,807.38-173,289,728.66-69,057,786.63

Finding the Fourth Proportional to 125,570,807.38, 173,289,728.66 and 69,057,786.63

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Solution

The fourth proportional to 125,570,807.38, 173,289,728.66 and 69,057,786.63 is: 95,300,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,570,807.38 : 173,289,728.66 = 69,057,786.63 : x
  2. Step 2: Convert to fraction form
    125,570,807.38/173,289,728.66 = 69,057,786.63/x
  3. Step 3: Cross multiply
    125,570,807.38x = 173,289,728.66 × 69,057,786.63
  4. Step 4: Simplify right side
    125,570,807.38x = 11,967,005,107,277,424
  5. Step 5: Solve for x
    x = 11,967,005,107,277,424/125,570,807.38
  6. Step 6: Final answer
    x = 95,300,853.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.