Home / 708,588,605.70-1,062,882,908.55-652,627,868.40

Finding the Fourth Proportional to 708,588,605.70, 1,062,882,908.55 and 652,627,868.40

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Solution

The fourth proportional to 708,588,605.70, 1,062,882,908.55 and 652,627,868.40 is: 978,941,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,605.70 : 1,062,882,908.55 = 652,627,868.40 : x
  2. Step 2: Convert to fraction form
    708,588,605.70/1,062,882,908.55 = 652,627,868.40/x
  3. Step 3: Cross multiply
    708,588,605.70x = 1,062,882,908.55 × 652,627,868.40
  4. Step 4: Simplify right side
    708,588,605.70x = 693,667,006,965,778,560
  5. Step 5: Solve for x
    x = 693,667,006,965,778,560/708,588,605.70
  6. Step 6: Final answer
    x = 978,941,802.60

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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.