Home / 708,588,637.70-1,062,882,956.55-652,627,900.40

Finding the Fourth Proportional to 708,588,637.70, 1,062,882,956.55 and 652,627,900.40

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Solution

The fourth proportional to 708,588,637.70, 1,062,882,956.55 and 652,627,900.40 is: 978,941,850.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,637.70 : 1,062,882,956.55 = 652,627,900.40 : x
  2. Step 2: Convert to fraction form
    708,588,637.70/1,062,882,956.55 = 652,627,900.40/x
  3. Step 3: Cross multiply
    708,588,637.70x = 1,062,882,956.55 × 652,627,900.40
  4. Step 4: Simplify right side
    708,588,637.70x = 693,667,072,304,170,880
  5. Step 5: Solve for x
    x = 693,667,072,304,170,880/708,588,637.70
  6. Step 6: Final answer
    x = 978,941,850.60

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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.