Home / 342,026,420.60-471,983,815.50-185,390,164.64

Finding the Fourth Proportional to 342,026,420.60, 471,983,815.50 and 185,390,164.64

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Solution

The fourth proportional to 342,026,420.60, 471,983,815.50 and 185,390,164.64 is: 255,831,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,026,420.60 : 471,983,815.50 = 185,390,164.64 : x
  2. Step 2: Convert to fraction form
    342,026,420.60/471,983,815.50 = 185,390,164.64/x
  3. Step 3: Cross multiply
    342,026,420.60x = 471,983,815.50 × 185,390,164.64
  4. Step 4: Simplify right side
    342,026,420.60x = 87,501,157,262,960,384
  5. Step 5: Solve for x
    x = 87,501,157,262,960,384/342,026,420.60
  6. Step 6: Final answer
    x = 255,831,573.21

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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.