Home / 30,221,500,216.80-45,332,250,325.20-14,492,228,363.40

Finding the Fourth Proportional to 30,221,500,216.80, 45,332,250,325.20 and 14,492,228,363.40

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Solution

The fourth proportional to 30,221,500,216.80, 45,332,250,325.20 and 14,492,228,363.40 is: 21,738,342,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,221,500,216.80 : 45,332,250,325.20 = 14,492,228,363.40 : x
  2. Step 2: Convert to fraction form
    30,221,500,216.80/45,332,250,325.20 = 14,492,228,363.40/x
  3. Step 3: Cross multiply
    30,221,500,216.80x = 45,332,250,325.20 × 14,492,228,363.40
  4. Step 4: Simplify right side
    30,221,500,216.80x = 656,965,323,939,612,196,864
  5. Step 5: Solve for x
    x = 656,965,323,939,612,196,864/30,221,500,216.80
  6. Step 6: Final answer
    x = 21,738,342,545.10

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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.