Home / 77,556,822.80-116,335,234.20-65,612,886.80

Finding the Fourth Proportional to 77,556,822.80, 116,335,234.20 and 65,612,886.80

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Solution

The fourth proportional to 77,556,822.80, 116,335,234.20 and 65,612,886.80 is: 98,419,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,556,822.80 : 116,335,234.20 = 65,612,886.80 : x
  2. Step 2: Convert to fraction form
    77,556,822.80/116,335,234.20 = 65,612,886.80/x
  3. Step 3: Cross multiply
    77,556,822.80x = 116,335,234.20 × 65,612,886.80
  4. Step 4: Simplify right side
    77,556,822.80x = 7,633,090,552,416,088
  5. Step 5: Solve for x
    x = 7,633,090,552,416,088/77,556,822.80
  6. Step 6: Final answer
    x = 98,419,330.20

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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.