Home / 141,974,608-195,924,959.04-76,784,512

Finding the Fourth Proportional to 141,974,608, 195,924,959.04 and 76,784,512

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Solution

The fourth proportional to 141,974,608, 195,924,959.04 and 76,784,512 is: 105,962,626.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,974,608 : 195,924,959.04 = 76,784,512 : x
  2. Step 2: Convert to fraction form
    141,974,608/195,924,959.04 = 76,784,512/x
  3. Step 3: Cross multiply
    141,974,608x = 195,924,959.04 × 76,784,512
  4. Step 4: Simplify right side
    141,974,608x = 15,044,002,368,506,388
  5. Step 5: Solve for x
    x = 15,044,002,368,506,388/141,974,608
  6. Step 6: Final answer
    x = 105,962,626.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.