Home / 7,102,705,125.60-10,654,057,688.40-6,812,467,480.80

Finding the Fourth Proportional to 7,102,705,125.60, 10,654,057,688.40 and 6,812,467,480.80

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Solution

The fourth proportional to 7,102,705,125.60, 10,654,057,688.40 and 6,812,467,480.80 is: 10,218,701,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102,705,125.60 : 10,654,057,688.40 = 6,812,467,480.80 : x
  2. Step 2: Convert to fraction form
    7,102,705,125.60/10,654,057,688.40 = 6,812,467,480.80/x
  3. Step 3: Cross multiply
    7,102,705,125.60x = 10,654,057,688.40 × 6,812,467,480.80
  4. Step 4: Simplify right side
    7,102,705,125.60x = 72,580,421,540,792,221,696
  5. Step 5: Solve for x
    x = 72,580,421,540,792,221,696/7,102,705,125.60
  6. Step 6: Final answer
    x = 10,218,701,221.20

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Double scale
Find fourth proportional to 7,102,705,126.60, 10,654,057,689.90 and 6,812,467,481.80
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.