Home / 177,856,303.78-266,860,758.30-68,758,097.32

Finding the Fourth Proportional to 177,856,303.78, 266,860,758.30 and 68,758,097.32

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Solution

The fourth proportional to 177,856,303.78, 266,860,758.30 and 68,758,097.32 is: 103,166,644.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,856,303.78 : 266,860,758.30 = 68,758,097.32 : x
  2. Step 2: Convert to fraction form
    177,856,303.78/266,860,758.30 = 68,758,097.32/x
  3. Step 3: Cross multiply
    177,856,303.78x = 266,860,758.30 × 68,758,097.32
  4. Step 4: Simplify right side
    177,856,303.78x = 18,348,837,990,080,396
  5. Step 5: Solve for x
    x = 18,348,837,990,080,396/177,856,303.78
  6. Step 6: Final answer
    x = 103,166,644.08

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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.