Home / 1,018,351,252.84-1,528,287,255.44-690,048,144.04

Finding the Fourth Proportional to 1,018,351,252.84, 1,528,287,255.44 and 690,048,144.04

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Solution

The fourth proportional to 1,018,351,252.84, 1,528,287,255.44 and 690,048,144.04 is: 1,035,587,456.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,351,252.84 : 1,528,287,255.44 = 690,048,144.04 : x
  2. Step 2: Convert to fraction form
    1,018,351,252.84/1,528,287,255.44 = 690,048,144.04/x
  3. Step 3: Cross multiply
    1,018,351,252.84x = 1,528,287,255.44 × 690,048,144.04
  4. Step 4: Simplify right side
    1,018,351,252.84x = 1,054,591,784,176,357,376
  5. Step 5: Solve for x
    x = 1,054,591,784,176,357,376/1,018,351,252.84
  6. Step 6: Final answer
    x = 1,035,587,456.92

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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.