Home / 733,151,525.67-1,011,741,992.43-398,624,043.54

Finding the Fourth Proportional to 733,151,525.67, 1,011,741,992.43 and 398,624,043.54

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Solution

The fourth proportional to 733,151,525.67, 1,011,741,992.43 and 398,624,043.54 is: 550,097,312.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,151,525.67 : 1,011,741,992.43 = 398,624,043.54 : x
  2. Step 2: Convert to fraction form
    733,151,525.67/1,011,741,992.43 = 398,624,043.54/x
  3. Step 3: Cross multiply
    733,151,525.67x = 1,011,741,992.43 × 398,624,043.54
  4. Step 4: Simplify right side
    733,151,525.67x = 403,304,684,041,662,656
  5. Step 5: Solve for x
    x = 403,304,684,041,662,656/733,151,525.67
  6. Step 6: Final answer
    x = 550,097,312.66

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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.