Home / 317,185,056.82-475,803,018.22-120,542,675.92

Finding the Fourth Proportional to 317,185,056.82, 475,803,018.22 and 120,542,675.92

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Solution

The fourth proportional to 317,185,056.82, 475,803,018.22 and 120,542,675.92 is: 180,823,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,185,056.82 : 475,803,018.22 = 120,542,675.92 : x
  2. Step 2: Convert to fraction form
    317,185,056.82/475,803,018.22 = 120,542,675.92/x
  3. Step 3: Cross multiply
    317,185,056.82x = 475,803,018.22 × 120,542,675.92
  4. Step 4: Simplify right side
    317,185,056.82x = 57,354,569,027,051,320
  5. Step 5: Solve for x
    x = 57,354,569,027,051,320/317,185,056.82
  6. Step 6: Final answer
    x = 180,823,679.41

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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.