Home / 198,795,300,631.02-298,234,881,642.33-64,479,359,330.28

Finding the Fourth Proportional to 198,795,300,631.02, 298,234,881,642.33 and 64,479,359,330.28

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Solution

The fourth proportional to 198,795,300,631.02, 298,234,881,642.33 and 64,479,359,330.28 is: 96,732,639,238.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,795,300,631.02 : 298,234,881,642.33 = 64,479,359,330.28 : x
  2. Step 2: Convert to fraction form
    198,795,300,631.02/298,234,881,642.33 = 64,479,359,330.28/x
  3. Step 3: Cross multiply
    198,795,300,631.02x = 298,234,881,642.33 × 64,479,359,330.28
  4. Step 4: Simplify right side
    198,795,300,631.02x = 19,229,994,098,239,322,718,208
  5. Step 5: Solve for x
    x = 19,229,994,098,239,322,718,208/198,795,300,631.02
  6. Step 6: Final answer
    x = 96,732,639,238.45

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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.