Home / 84,165,152,161.28-116,103,875,098.88-52,040,245,214.72

Finding the Fourth Proportional to 84,165,152,161.28, 116,103,875,098.88 and 52,040,245,214.72

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Solution

The fourth proportional to 84,165,152,161.28, 116,103,875,098.88 and 52,040,245,214.72 is: 71,788,311,140.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,165,152,161.28 : 116,103,875,098.88 = 52,040,245,214.72 : x
  2. Step 2: Convert to fraction form
    84,165,152,161.28/116,103,875,098.88 = 52,040,245,214.72/x
  3. Step 3: Cross multiply
    84,165,152,161.28x = 116,103,875,098.88 × 52,040,245,214.72
  4. Step 4: Simplify right side
    84,165,152,161.28x = 6,042,074,130,524,938,436,608
  5. Step 5: Solve for x
    x = 6,042,074,130,524,938,436,608/84,165,152,161.28
  6. Step 6: Final answer
    x = 71,788,311,140.30

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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.