Home / 201,678,641.70-302,517,962.55-192,832,664.10

Finding the Fourth Proportional to 201,678,641.70, 302,517,962.55 and 192,832,664.10

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Solution

The fourth proportional to 201,678,641.70, 302,517,962.55 and 192,832,664.10 is: 289,248,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,678,641.70 : 302,517,962.55 = 192,832,664.10 : x
  2. Step 2: Convert to fraction form
    201,678,641.70/302,517,962.55 = 192,832,664.10/x
  3. Step 3: Cross multiply
    201,678,641.70x = 302,517,962.55 × 192,832,664.10
  4. Step 4: Simplify right side
    201,678,641.70x = 58,335,344,656,620,528
  5. Step 5: Solve for x
    x = 58,335,344,656,620,528/201,678,641.70
  6. Step 6: Final answer
    x = 289,248,996.15

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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.