Home / 376,428,148.40-564,842,843.40-146,404,737.20

Finding the Fourth Proportional to 376,428,148.40, 564,842,843.40 and 146,404,737.20

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Solution

The fourth proportional to 376,428,148.40, 564,842,843.40 and 146,404,737.20 is: 219,685,133.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,428,148.40 : 564,842,843.40 = 146,404,737.20 : x
  2. Step 2: Convert to fraction form
    376,428,148.40/564,842,843.40 = 146,404,737.20/x
  3. Step 3: Cross multiply
    376,428,148.40x = 564,842,843.40 × 146,404,737.20
  4. Step 4: Simplify right side
    376,428,148.40x = 82,695,668,047,277,744
  5. Step 5: Solve for x
    x = 82,695,668,047,277,744/376,428,148.40
  6. Step 6: Final answer
    x = 219,685,133.53

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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.