Home / 273,219,254.72-377,043,067.54-149,459,931.86

Finding the Fourth Proportional to 273,219,254.72, 377,043,067.54 and 149,459,931.86

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Solution

The fourth proportional to 273,219,254.72, 377,043,067.54 and 149,459,931.86 is: 206,254,977.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,219,254.72 : 377,043,067.54 = 149,459,931.86 : x
  2. Step 2: Convert to fraction form
    273,219,254.72/377,043,067.54 = 149,459,931.86/x
  3. Step 3: Cross multiply
    273,219,254.72x = 377,043,067.54 × 149,459,931.86
  4. Step 4: Simplify right side
    273,219,254.72x = 56,352,831,182,813,784
  5. Step 5: Solve for x
    x = 56,352,831,182,813,784/273,219,254.72
  6. Step 6: Final answer
    x = 206,254,977.31

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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.