Home / 121,208,587,877.28-181,813,056,799.60-49,498,101,998.60

Finding the Fourth Proportional to 121,208,587,877.28, 181,813,056,799.60 and 49,498,101,998.60

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Solution

The fourth proportional to 121,208,587,877.28, 181,813,056,799.60 and 49,498,101,998.60 is: 74,247,224,456.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,208,587,877.28 : 181,813,056,799.60 = 49,498,101,998.60 : x
  2. Step 2: Convert to fraction form
    121,208,587,877.28/181,813,056,799.60 = 49,498,101,998.60/x
  3. Step 3: Cross multiply
    121,208,587,877.28x = 181,813,056,799.60 × 49,498,101,998.60
  4. Step 4: Simplify right side
    121,208,587,877.28x = 8,999,401,230,143,129,124,864
  5. Step 5: Solve for x
    x = 8,999,401,230,143,129,124,864/121,208,587,877.28
  6. Step 6: Final answer
    x = 74,247,224,456.20

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1.5x scale

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.