Home / 302,670,383.10-454,005,574.65-84,354,420.30

Finding the Fourth Proportional to 302,670,383.10, 454,005,574.65 and 84,354,420.30

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Solution

The fourth proportional to 302,670,383.10, 454,005,574.65 and 84,354,420.30 is: 126,531,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,670,383.10 : 454,005,574.65 = 84,354,420.30 : x
  2. Step 2: Convert to fraction form
    302,670,383.10/454,005,574.65 = 84,354,420.30/x
  3. Step 3: Cross multiply
    302,670,383.10x = 454,005,574.65 × 84,354,420.30
  4. Step 4: Simplify right side
    302,670,383.10x = 38,297,377,062,569,120
  5. Step 5: Solve for x
    x = 38,297,377,062,569,120/302,670,383.10
  6. Step 6: Final answer
    x = 126,531,630.45

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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.