Home / 984,553,661.71-1,359,102,403.52-613,459,040.23

Finding the Fourth Proportional to 984,553,661.71, 1,359,102,403.52 and 613,459,040.23

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Solution

The fourth proportional to 984,553,661.71, 1,359,102,403.52 and 613,459,040.23 is: 846,834,142.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,553,661.71 : 1,359,102,403.52 = 613,459,040.23 : x
  2. Step 2: Convert to fraction form
    984,553,661.71/1,359,102,403.52 = 613,459,040.23/x
  3. Step 3: Cross multiply
    984,553,661.71x = 1,359,102,403.52 × 613,459,040.23
  4. Step 4: Simplify right side
    984,553,661.71x = 833,753,656,037,665,408
  5. Step 5: Solve for x
    x = 833,753,656,037,665,408/984,553,661.71
  6. Step 6: Final answer
    x = 846,834,142.68

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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.