Home / 72,242,992,933.04-99,672,838,469.39-41,748,066,891.12

Finding the Fourth Proportional to 72,242,992,933.04, 99,672,838,469.39 and 41,748,066,891.12

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Solution

The fourth proportional to 72,242,992,933.04, 99,672,838,469.39 and 41,748,066,891.12 is: 57,599,334,671.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,242,992,933.04 : 99,672,838,469.39 = 41,748,066,891.12 : x
  2. Step 2: Convert to fraction form
    72,242,992,933.04/99,672,838,469.39 = 41,748,066,891.12/x
  3. Step 3: Cross multiply
    72,242,992,933.04x = 99,672,838,469.39 × 41,748,066,891.12
  4. Step 4: Simplify right side
    72,242,992,933.04x = 4,161,148,327,648,374,554,624
  5. Step 5: Solve for x
    x = 4,161,148,327,648,374,554,624/72,242,992,933.04
  6. Step 6: Final answer
    x = 57,599,334,671.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.