Home / 474,700,969.62-712,131,848.55-163,724,149.62

Finding the Fourth Proportional to 474,700,969.62, 712,131,848.55 and 163,724,149.62

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Solution

The fourth proportional to 474,700,969.62, 712,131,848.55 and 163,724,149.62 is: 245,613,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,700,969.62 : 712,131,848.55 = 163,724,149.62 : x
  2. Step 2: Convert to fraction form
    474,700,969.62/712,131,848.55 = 163,724,149.62/x
  3. Step 3: Cross multiply
    474,700,969.62x = 712,131,848.55 × 163,724,149.62
  4. Step 4: Simplify right side
    474,700,969.62x = 116,593,181,321,167,376
  5. Step 5: Solve for x
    x = 116,593,181,321,167,376/474,700,969.62
  6. Step 6: Final answer
    x = 245,613,952.33

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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.