Home / 79,991,032,851.41-119,902,557,351.66-26,913,638,910.50

Finding the Fourth Proportional to 79,991,032,851.41, 119,902,557,351.66 and 26,913,638,910.50

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Solution

The fourth proportional to 79,991,032,851.41, 119,902,557,351.66 and 26,913,638,910.50 is: 40,342,198,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,991,032,851.41 : 119,902,557,351.66 = 26,913,638,910.50 : x
  2. Step 2: Convert to fraction form
    79,991,032,851.41/119,902,557,351.66 = 26,913,638,910.50/x
  3. Step 3: Cross multiply
    79,991,032,851.41x = 119,902,557,351.66 × 26,913,638,910.50
  4. Step 4: Simplify right side
    79,991,032,851.41x = 3,227,014,133,008,094,461,952
  5. Step 5: Solve for x
    x = 3,227,014,133,008,094,461,952/79,991,032,851.41
  6. Step 6: Final answer
    x = 40,342,198,593.72

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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.