Home / 74,207,354,232.90-111,311,031,349.35-38,821,036,383.30

Finding the Fourth Proportional to 74,207,354,232.90, 111,311,031,349.35 and 38,821,036,383.30

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Solution

The fourth proportional to 74,207,354,232.90, 111,311,031,349.35 and 38,821,036,383.30 is: 58,231,554,574.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,354,232.90 : 111,311,031,349.35 = 38,821,036,383.30 : x
  2. Step 2: Convert to fraction form
    74,207,354,232.90/111,311,031,349.35 = 38,821,036,383.30/x
  3. Step 3: Cross multiply
    74,207,354,232.90x = 111,311,031,349.35 × 38,821,036,383.30
  4. Step 4: Simplify right side
    74,207,354,232.90x = 4,321,209,597,875,763,806,208
  5. Step 5: Solve for x
    x = 4,321,209,597,875,763,806,208/74,207,354,232.90
  6. Step 6: Final answer
    x = 58,231,554,574.95

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Double scale
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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.