Home / 316,620,902.58-474,938,251.08-222,864,742.92

Finding the Fourth Proportional to 316,620,902.58, 474,938,251.08 and 222,864,742.92

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Solution

The fourth proportional to 316,620,902.58, 474,938,251.08 and 222,864,742.92 is: 334,301,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,620,902.58 : 474,938,251.08 = 222,864,742.92 : x
  2. Step 2: Convert to fraction form
    316,620,902.58/474,938,251.08 = 222,864,742.92/x
  3. Step 3: Cross multiply
    316,620,902.58x = 474,938,251.08 × 222,864,742.92
  4. Step 4: Simplify right side
    316,620,902.58x = 105,846,991,229,818,608
  5. Step 5: Solve for x
    x = 105,846,991,229,818,608/316,620,902.58
  6. Step 6: Final answer
    x = 334,301,969.22

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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.