Home / 302,812,133.40-454,218,200.10-165,062,626.20

Finding the Fourth Proportional to 302,812,133.40, 454,218,200.10 and 165,062,626.20

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Solution

The fourth proportional to 302,812,133.40, 454,218,200.10 and 165,062,626.20 is: 247,593,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,812,133.40 : 454,218,200.10 = 165,062,626.20 : x
  2. Step 2: Convert to fraction form
    302,812,133.40/454,218,200.10 = 165,062,626.20/x
  3. Step 3: Cross multiply
    302,812,133.40x = 454,218,200.10 × 165,062,626.20
  4. Step 4: Simplify right side
    302,812,133.40x = 74,974,448,976,343,104
  5. Step 5: Solve for x
    x = 74,974,448,976,343,104/302,812,133.40
  6. Step 6: Final answer
    x = 247,593,939.30

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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.