Home / 147,548,910,765.84-221,336,872,842.12-41,430,261,921.20

Finding the Fourth Proportional to 147,548,910,765.84, 221,336,872,842.12 and 41,430,261,921.20

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Solution

The fourth proportional to 147,548,910,765.84, 221,336,872,842.12 and 41,430,261,921.20 is: 62,149,185,426.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,548,910,765.84 : 221,336,872,842.12 = 41,430,261,921.20 : x
  2. Step 2: Convert to fraction form
    147,548,910,765.84/221,336,872,842.12 = 41,430,261,921.20/x
  3. Step 3: Cross multiply
    147,548,910,765.84x = 221,336,872,842.12 × 41,430,261,921.20
  4. Step 4: Simplify right side
    147,548,910,765.84x = 9,170,044,614,668,370,051,072
  5. Step 5: Solve for x
    x = 9,170,044,614,668,370,051,072/147,548,910,765.84
  6. Step 6: Final answer
    x = 62,149,185,426.53

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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.