Home / 517,833,467.73-777,056,655.74-190,538,822.61

Finding the Fourth Proportional to 517,833,467.73, 777,056,655.74 and 190,538,822.61

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Solution

The fourth proportional to 517,833,467.73, 777,056,655.74 and 190,538,822.61 is: 285,920,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,833,467.73 : 777,056,655.74 = 190,538,822.61 : x
  2. Step 2: Convert to fraction form
    517,833,467.73/777,056,655.74 = 190,538,822.61/x
  3. Step 3: Cross multiply
    517,833,467.73x = 777,056,655.74 × 190,538,822.61
  4. Step 4: Simplify right side
    517,833,467.73x = 148,059,460,285,011,008
  5. Step 5: Solve for x
    x = 148,059,460,285,011,008/517,833,467.73
  6. Step 6: Final answer
    x = 285,920,994.90

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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.