Home / 141,975,377-195,926,020.38-76,785,281

Finding the Fourth Proportional to 141,975,377, 195,926,020.38 and 76,785,281

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Solution

The fourth proportional to 141,975,377, 195,926,020.38 and 76,785,281 is: 105,963,687.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,975,377 : 195,926,020.38 = 76,785,281 : x
  2. Step 2: Convert to fraction form
    141,975,377/195,926,020.38 = 76,785,281/x
  3. Step 3: Cross multiply
    141,975,377x = 195,926,020.38 × 76,785,281
  4. Step 4: Simplify right side
    141,975,377x = 15,044,234,530,090,026
  5. Step 5: Solve for x
    x = 15,044,234,530,090,026/141,975,377
  6. Step 6: Final answer
    x = 105,963,687.84

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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.