Home / 70,942,198.02-97,900,189.95-38,347,150.02

Finding the Fourth Proportional to 70,942,198.02, 97,900,189.95 and 38,347,150.02

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Solution

The fourth proportional to 70,942,198.02, 97,900,189.95 and 38,347,150.02 is: 52,919,043.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,942,198.02 : 97,900,189.95 = 38,347,150.02 : x
  2. Step 2: Convert to fraction form
    70,942,198.02/97,900,189.95 = 38,347,150.02/x
  3. Step 3: Cross multiply
    70,942,198.02x = 97,900,189.95 × 38,347,150.02
  4. Step 4: Simplify right side
    70,942,198.02x = 3,754,193,270,999,146.50
  5. Step 5: Solve for x
    x = 3,754,193,270,999,146.50/70,942,198.02
  6. Step 6: Final answer
    x = 52,919,043.61

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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.