Home / 342,026,418.60-471,983,812.74-185,390,162.64

Finding the Fourth Proportional to 342,026,418.60, 471,983,812.74 and 185,390,162.64

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Solution

The fourth proportional to 342,026,418.60, 471,983,812.74 and 185,390,162.64 is: 255,831,570.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,026,418.60 : 471,983,812.74 = 185,390,162.64 : x
  2. Step 2: Convert to fraction form
    342,026,418.60/471,983,812.74 = 185,390,162.64/x
  3. Step 3: Cross multiply
    342,026,418.60x = 471,983,812.74 × 185,390,162.64
  4. Step 4: Simplify right side
    342,026,418.60x = 87,501,155,807,315,904
  5. Step 5: Solve for x
    x = 87,501,155,807,315,904/342,026,418.60
  6. Step 6: Final answer
    x = 255,831,570.45

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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.