Home / 342,026,411.60-471,983,803.08-185,390,155.64

Finding the Fourth Proportional to 342,026,411.60, 471,983,803.08 and 185,390,155.64

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Solution

The fourth proportional to 342,026,411.60, 471,983,803.08 and 185,390,155.64 is: 255,831,560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,026,411.60 : 471,983,803.08 = 185,390,155.64 : x
  2. Step 2: Convert to fraction form
    342,026,411.60/471,983,803.08 = 185,390,155.64/x
  3. Step 3: Cross multiply
    342,026,411.60x = 471,983,803.08 × 185,390,155.64
  4. Step 4: Simplify right side
    342,026,411.60x = 87,501,150,712,560,304
  5. Step 5: Solve for x
    x = 87,501,150,712,560,304/342,026,411.60
  6. Step 6: Final answer
    x = 255,831,560.79

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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.