Home / 342,026,436.47-471,983,837.15-185,390,180.33

Finding the Fourth Proportional to 342,026,436.47, 471,983,837.15 and 185,390,180.33

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Solution

The fourth proportional to 342,026,436.47, 471,983,837.15 and 185,390,180.33 is: 255,831,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,026,436.47 : 471,983,837.15 = 185,390,180.33 : x
  2. Step 2: Convert to fraction form
    342,026,436.47/471,983,837.15 = 185,390,180.33/x
  3. Step 3: Cross multiply
    342,026,436.47x = 471,983,837.15 × 185,390,180.33
  4. Step 4: Simplify right side
    342,026,436.47x = 87,501,168,680,187,392
  5. Step 5: Solve for x
    x = 87,501,168,680,187,392/342,026,436.47
  6. Step 6: Final answer
    x = 255,831,594.73

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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.