Home / 201,984,009.40-302,976,014.10-65,673,839.80

Finding the Fourth Proportional to 201,984,009.40, 302,976,014.10 and 65,673,839.80

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Solution

The fourth proportional to 201,984,009.40, 302,976,014.10 and 65,673,839.80 is: 98,510,759.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,984,009.40 : 302,976,014.10 = 65,673,839.80 : x
  2. Step 2: Convert to fraction form
    201,984,009.40/302,976,014.10 = 65,673,839.80/x
  3. Step 3: Cross multiply
    201,984,009.40x = 302,976,014.10 × 65,673,839.80
  4. Step 4: Simplify right side
    201,984,009.40x = 19,897,598,213,245,940
  5. Step 5: Solve for x
    x = 19,897,598,213,245,940/201,984,009.40
  6. Step 6: Final answer
    x = 98,510,759.70

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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.