Home / 74,207,353,952.90-111,311,030,929.36-38,821,036,103.30

Finding the Fourth Proportional to 74,207,353,952.90, 111,311,030,929.36 and 38,821,036,103.30

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Solution

The fourth proportional to 74,207,353,952.90, 111,311,030,929.36 and 38,821,036,103.30 is: 58,231,554,154.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,353,952.90 : 111,311,030,929.36 = 38,821,036,103.30 : x
  2. Step 2: Convert to fraction form
    74,207,353,952.90/111,311,030,929.36 = 38,821,036,103.30/x
  3. Step 3: Cross multiply
    74,207,353,952.90x = 111,311,030,929.36 × 38,821,036,103.30
  4. Step 4: Simplify right side
    74,207,353,952.90x = 4,321,209,550,404,227,956,736
  5. Step 5: Solve for x
    x = 4,321,209,550,404,227,956,736/74,207,353,952.90
  6. Step 6: Final answer
    x = 58,231,554,154.96

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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.