Home / 272,739,760.61-376,380,855.25-147,291,944.45

Finding the Fourth Proportional to 272,739,760.61, 376,380,855.25 and 147,291,944.45

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Solution

The fourth proportional to 272,739,760.61, 376,380,855.25 and 147,291,944.45 is: 203,262,875.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,739,760.61 : 376,380,855.25 = 147,291,944.45 : x
  2. Step 2: Convert to fraction form
    272,739,760.61/376,380,855.25 = 147,291,944.45/x
  3. Step 3: Cross multiply
    272,739,760.61x = 376,380,855.25 × 147,291,944.45
  4. Step 4: Simplify right side
    272,739,760.61x = 55,437,868,025,395,312
  5. Step 5: Solve for x
    x = 55,437,868,025,395,312/272,739,760.61
  6. Step 6: Final answer
    x = 203,262,875.57

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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.