Home / 79,167,430.89-109,186,274.16-55,723,575.48

Finding the Fourth Proportional to 79,167,430.89, 109,186,274.16 and 55,723,575.48

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Solution

The fourth proportional to 79,167,430.89, 109,186,274.16 and 55,723,575.48 is: 76,852,937.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,167,430.89 : 109,186,274.16 = 55,723,575.48 : x
  2. Step 2: Convert to fraction form
    79,167,430.89/109,186,274.16 = 55,723,575.48/x
  3. Step 3: Cross multiply
    79,167,430.89x = 109,186,274.16 × 55,723,575.48
  4. Step 4: Simplify right side
    79,167,430.89x = 6,084,249,589,534,733
  5. Step 5: Solve for x
    x = 6,084,249,589,534,733/79,167,430.89
  6. Step 6: Final answer
    x = 76,852,937.14

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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.