Home / 134,444,648.30-201,666,972.45-66,420,200.30

Finding the Fourth Proportional to 134,444,648.30, 201,666,972.45 and 66,420,200.30

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Solution

The fourth proportional to 134,444,648.30, 201,666,972.45 and 66,420,200.30 is: 99,630,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,444,648.30 : 201,666,972.45 = 66,420,200.30 : x
  2. Step 2: Convert to fraction form
    134,444,648.30/201,666,972.45 = 66,420,200.30/x
  3. Step 3: Cross multiply
    134,444,648.30x = 201,666,972.45 × 66,420,200.30
  4. Step 4: Simplify right side
    134,444,648.30x = 13,394,760,704,023,580
  5. Step 5: Solve for x
    x = 13,394,760,704,023,580/134,444,648.30
  6. Step 6: Final answer
    x = 99,630,300.45

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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.