Home / 112,032,002.30-168,048,003.45-26,931,458.30

Finding the Fourth Proportional to 112,032,002.30, 168,048,003.45 and 26,931,458.30

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Solution

The fourth proportional to 112,032,002.30, 168,048,003.45 and 26,931,458.30 is: 40,397,187.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,032,002.30 : 168,048,003.45 = 26,931,458.30 : x
  2. Step 2: Convert to fraction form
    112,032,002.30/168,048,003.45 = 26,931,458.30/x
  3. Step 3: Cross multiply
    112,032,002.30x = 168,048,003.45 × 26,931,458.30
  4. Step 4: Simplify right side
    112,032,002.30x = 4,525,777,797,311,931
  5. Step 5: Solve for x
    x = 4,525,777,797,311,931/112,032,002.30
  6. Step 6: Final answer
    x = 40,397,187.45

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Similar ratio
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1.5x scale

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.