Home / 198,162,933,724.80-297,122,752,193.02-77,010,028,361.56

Finding the Fourth Proportional to 198,162,933,724.80, 297,122,752,193.02 and 77,010,028,361.56

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Solution

The fourth proportional to 198,162,933,724.80, 297,122,752,193.02 and 77,010,028,361.56 is: 115,467,767,574.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,162,933,724.80 : 297,122,752,193.02 = 77,010,028,361.56 : x
  2. Step 2: Convert to fraction form
    198,162,933,724.80/297,122,752,193.02 = 77,010,028,361.56/x
  3. Step 3: Cross multiply
    198,162,933,724.80x = 297,122,752,193.02 × 77,010,028,361.56
  4. Step 4: Simplify right side
    198,162,933,724.80x = 22,881,431,573,249,233,256,448
  5. Step 5: Solve for x
    x = 22,881,431,573,249,233,256,448/198,162,933,724.80
  6. Step 6: Final answer
    x = 115,467,767,574.67

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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.