Home / 984,552,990.96-1,359,101,477.88-613,458,369.48

Finding the Fourth Proportional to 984,552,990.96, 1,359,101,477.88 and 613,458,369.48

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Solution

The fourth proportional to 984,552,990.96, 1,359,101,477.88 and 613,458,369.48 is: 846,833,216.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,552,990.96 : 1,359,101,477.88 = 613,458,369.48 : x
  2. Step 2: Convert to fraction form
    984,552,990.96/1,359,101,477.88 = 613,458,369.48/x
  3. Step 3: Cross multiply
    984,552,990.96x = 1,359,101,477.88 × 613,458,369.48
  4. Step 4: Simplify right side
    984,552,990.96x = 833,752,176,578,123,136
  5. Step 5: Solve for x
    x = 833,752,176,578,123,136/984,552,990.96
  6. Step 6: Final answer
    x = 846,833,216.94

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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.