Home / 272,818,253.76-376,484,741.28-149,056,267.20

Finding the Fourth Proportional to 272,818,253.76, 376,484,741.28 and 149,056,267.20

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Solution

The fourth proportional to 272,818,253.76, 376,484,741.28 and 149,056,267.20 is: 205,695,218.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,818,253.76 : 376,484,741.28 = 149,056,267.20 : x
  2. Step 2: Convert to fraction form
    272,818,253.76/376,484,741.28 = 149,056,267.20/x
  3. Step 3: Cross multiply
    272,818,253.76x = 376,484,741.28 × 149,056,267.20
  4. Step 4: Simplify right side
    272,818,253.76x = 56,117,410,192,954,544
  5. Step 5: Solve for x
    x = 56,117,410,192,954,544/272,818,253.76
  6. Step 6: Final answer
    x = 205,695,218.04

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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.