Home / 141,975,376-195,926,019-76,785,280

Finding the Fourth Proportional to 141,975,376, 195,926,019 and 76,785,280

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Solution

The fourth proportional to 141,975,376, 195,926,019 and 76,785,280 is: 105,963,686.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,975,376 : 195,926,019 = 76,785,280 : x
  2. Step 2: Convert to fraction form
    141,975,376/195,926,019 = 76,785,280/x
  3. Step 3: Cross multiply
    141,975,376x = 195,926,019 × 76,785,280
  4. Step 4: Simplify right side
    141,975,376x = 15,044,234,228,200,320
  5. Step 5: Solve for x
    x = 15,044,234,228,200,320/141,975,376
  6. Step 6: Final answer
    x = 105,963,686.46

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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.