Home / 560,146,811.60-840,220,217.40-504,664,371.20

Finding the Fourth Proportional to 560,146,811.60, 840,220,217.40 and 504,664,371.20

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Solution

The fourth proportional to 560,146,811.60, 840,220,217.40 and 504,664,371.20 is: 756,996,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,146,811.60 : 840,220,217.40 = 504,664,371.20 : x
  2. Step 2: Convert to fraction form
    560,146,811.60/840,220,217.40 = 504,664,371.20/x
  3. Step 3: Cross multiply
    560,146,811.60x = 840,220,217.40 × 504,664,371.20
  4. Step 4: Simplify right side
    560,146,811.60x = 424,029,207,683,698,304
  5. Step 5: Solve for x
    x = 424,029,207,683,698,304/560,146,811.60
  6. Step 6: Final answer
    x = 756,996,556.80

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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.