Home / 342,026,398.28-471,983,784.62-185,390,142.24

Finding the Fourth Proportional to 342,026,398.28, 471,983,784.62 and 185,390,142.24

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Solution

The fourth proportional to 342,026,398.28, 471,983,784.62 and 185,390,142.24 is: 255,831,542.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,026,398.28 : 471,983,784.62 = 185,390,142.24 : x
  2. Step 2: Convert to fraction form
    342,026,398.28/471,983,784.62 = 185,390,142.24/x
  3. Step 3: Cross multiply
    342,026,398.28x = 471,983,784.62 × 185,390,142.24
  4. Step 4: Simplify right side
    342,026,398.28x = 87,501,140,965,675,328
  5. Step 5: Solve for x
    x = 87,501,140,965,675,328/342,026,398.28
  6. Step 6: Final answer
    x = 255,831,542.26

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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.