Home / 74,207,354,235.90-111,311,031,353.85-38,821,036,386.30

Finding the Fourth Proportional to 74,207,354,235.90, 111,311,031,353.85 and 38,821,036,386.30

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Solution

The fourth proportional to 74,207,354,235.90, 111,311,031,353.85 and 38,821,036,386.30 is: 58,231,554,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,354,235.90 : 111,311,031,353.85 = 38,821,036,386.30 : x
  2. Step 2: Convert to fraction form
    74,207,354,235.90/111,311,031,353.85 = 38,821,036,386.30/x
  3. Step 3: Cross multiply
    74,207,354,235.90x = 111,311,031,353.85 × 38,821,036,386.30
  4. Step 4: Simplify right side
    74,207,354,235.90x = 4,321,209,598,384,391,323,648
  5. Step 5: Solve for x
    x = 4,321,209,598,384,391,323,648/74,207,354,235.90
  6. Step 6: Final answer
    x = 58,231,554,579.45

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Double scale
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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.