Home / 7,022,503,927.02-9,681,680,432.07-5,578,869,778.14

Finding the Fourth Proportional to 7,022,503,927.02, 9,681,680,432.07 and 5,578,869,778.14

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Solution

The fourth proportional to 7,022,503,927.02, 9,681,680,432.07 and 5,578,869,778.14 is: 7,691,392,546.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,503,927.02 : 9,681,680,432.07 = 5,578,869,778.14 : x
  2. Step 2: Convert to fraction form
    7,022,503,927.02/9,681,680,432.07 = 5,578,869,778.14/x
  3. Step 3: Cross multiply
    7,022,503,927.02x = 9,681,680,432.07 × 5,578,869,778.14
  4. Step 4: Simplify right side
    7,022,503,927.02x = 54,012,834,364,084,740,096
  5. Step 5: Solve for x
    x = 54,012,834,364,084,740,096/7,022,503,927.02
  6. Step 6: Final answer
    x = 7,691,392,546.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.