Home / 135,328,597.81-186,755,256.56-73,449,678.13

Finding the Fourth Proportional to 135,328,597.81, 186,755,256.56 and 73,449,678.13

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Solution

The fourth proportional to 135,328,597.81, 186,755,256.56 and 73,449,678.13 is: 101,361,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,328,597.81 : 186,755,256.56 = 73,449,678.13 : x
  2. Step 2: Convert to fraction form
    135,328,597.81/186,755,256.56 = 73,449,678.13/x
  3. Step 3: Cross multiply
    135,328,597.81x = 186,755,256.56 × 73,449,678.13
  4. Step 4: Simplify right side
    135,328,597.81x = 13,717,113,483,050,322
  5. Step 5: Solve for x
    x = 13,717,113,483,050,322/135,328,597.81
  6. Step 6: Final answer
    x = 101,361,528.20

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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.