Home / 13,112,596,330.80-19,668,894,496.20-8,928,455,049.60

Finding the Fourth Proportional to 13,112,596,330.80, 19,668,894,496.20 and 8,928,455,049.60

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Solution

The fourth proportional to 13,112,596,330.80, 19,668,894,496.20 and 8,928,455,049.60 is: 13,392,682,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,112,596,330.80 : 19,668,894,496.20 = 8,928,455,049.60 : x
  2. Step 2: Convert to fraction form
    13,112,596,330.80/19,668,894,496.20 = 8,928,455,049.60/x
  3. Step 3: Cross multiply
    13,112,596,330.80x = 19,668,894,496.20 × 8,928,455,049.60
  4. Step 4: Simplify right side
    13,112,596,330.80x = 175,612,840,384,646,545,408
  5. Step 5: Solve for x
    x = 175,612,840,384,646,545,408/13,112,596,330.80
  6. Step 6: Final answer
    x = 13,392,682,574.40

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Double scale
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Similar ratio
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1.5x scale

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.