Home / 253,754,843,478.52-380,788,826,546.08-117,591,587,953.16

Finding the Fourth Proportional to 253,754,843,478.52, 380,788,826,546.08 and 117,591,587,953.16

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Solution

The fourth proportional to 253,754,843,478.52, 380,788,826,546.08 and 117,591,587,953.16 is: 176,459,933,432.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,754,843,478.52 : 380,788,826,546.08 = 117,591,587,953.16 : x
  2. Step 2: Convert to fraction form
    253,754,843,478.52/380,788,826,546.08 = 117,591,587,953.16/x
  3. Step 3: Cross multiply
    253,754,843,478.52x = 380,788,826,546.08 × 117,591,587,953.16
  4. Step 4: Simplify right side
    253,754,843,478.52x = 44,777,562,788,373,957,967,872
  5. Step 5: Solve for x
    x = 44,777,562,788,373,957,967,872/253,754,843,478.52
  6. Step 6: Final answer
    x = 176,459,933,432.42

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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.