Home / 251,460,801.60-377,191,202.40-221,227,713.60

Finding the Fourth Proportional to 251,460,801.60, 377,191,202.40 and 221,227,713.60

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Solution

The fourth proportional to 251,460,801.60, 377,191,202.40 and 221,227,713.60 is: 331,841,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,460,801.60 : 377,191,202.40 = 221,227,713.60 : x
  2. Step 2: Convert to fraction form
    251,460,801.60/377,191,202.40 = 221,227,713.60/x
  3. Step 3: Cross multiply
    251,460,801.60x = 377,191,202.40 × 221,227,713.60
  4. Step 4: Simplify right side
    251,460,801.60x = 83,445,147,296,986,832
  5. Step 5: Solve for x
    x = 83,445,147,296,986,832/251,460,801.60
  6. Step 6: Final answer
    x = 331,841,570.40

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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.