Home / 489,168,466,705.20-733,752,700,057.80-332,440,138,513.20

Finding the Fourth Proportional to 489,168,466,705.20, 733,752,700,057.80 and 332,440,138,513.20

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Solution

The fourth proportional to 489,168,466,705.20, 733,752,700,057.80 and 332,440,138,513.20 is: 498,660,207,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,168,466,705.20 : 733,752,700,057.80 = 332,440,138,513.20 : x
  2. Step 2: Convert to fraction form
    489,168,466,705.20/733,752,700,057.80 = 332,440,138,513.20/x
  3. Step 3: Cross multiply
    489,168,466,705.20x = 733,752,700,057.80 × 332,440,138,513.20
  4. Step 4: Simplify right side
    489,168,466,705.20x = 243,928,849,241,649,545,478,144
  5. Step 5: Solve for x
    x = 243,928,849,241,649,545,478,144/489,168,466,705.20
  6. Step 6: Final answer
    x = 498,660,207,769.80

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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.