Home / 592,335,505.80-888,503,258.70-420,148,621.80

Finding the Fourth Proportional to 592,335,505.80, 888,503,258.70 and 420,148,621.80

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Solution

The fourth proportional to 592,335,505.80, 888,503,258.70 and 420,148,621.80 is: 630,222,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,335,505.80 : 888,503,258.70 = 420,148,621.80 : x
  2. Step 2: Convert to fraction form
    592,335,505.80/888,503,258.70 = 420,148,621.80/x
  3. Step 3: Cross multiply
    592,335,505.80x = 888,503,258.70 × 420,148,621.80
  4. Step 4: Simplify right side
    592,335,505.80x = 373,303,419,607,613,888
  5. Step 5: Solve for x
    x = 373,303,419,607,613,888/592,335,505.80
  6. Step 6: Final answer
    x = 630,222,932.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.