Home / 80,916,804,877.40-121,375,207,316.10-80,916,804,877.40

Finding the Fourth Proportional to 80,916,804,877.40, 121,375,207,316.10 and 80,916,804,877.40

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Solution

The fourth proportional to 80,916,804,877.40, 121,375,207,316.10 and 80,916,804,877.40 is: 121,375,207,316.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,916,804,877.40 : 121,375,207,316.10 = 80,916,804,877.40 : x
  2. Step 2: Convert to fraction form
    80,916,804,877.40/121,375,207,316.10 = 80,916,804,877.40/x
  3. Step 3: Cross multiply
    80,916,804,877.40x = 121,375,207,316.10 × 80,916,804,877.40
  4. Step 4: Simplify right side
    80,916,804,877.40x = 9,821,293,967,350,836,494,336
  5. Step 5: Solve for x
    x = 9,821,293,967,350,836,494,336/80,916,804,877.40
  6. Step 6: Final answer
    x = 121,375,207,316.10

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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.