Home / 140,974,657.38-211,505,285.60-67,292,459.44

Finding the Fourth Proportional to 140,974,657.38, 211,505,285.60 and 67,292,459.44

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Solution

The fourth proportional to 140,974,657.38, 211,505,285.60 and 67,292,459.44 is: 100,959,357.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,974,657.38 : 211,505,285.60 = 67,292,459.44 : x
  2. Step 2: Convert to fraction form
    140,974,657.38/211,505,285.60 = 67,292,459.44/x
  3. Step 3: Cross multiply
    140,974,657.38x = 211,505,285.60 × 67,292,459.44
  4. Step 4: Simplify right side
    140,974,657.38x = 14,232,710,851,189,628
  5. Step 5: Solve for x
    x = 14,232,710,851,189,628/140,974,657.38
  6. Step 6: Final answer
    x = 100,959,357.63

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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.