Home / 119,489,197.17-179,265,690.42-42,819,975.57

Finding the Fourth Proportional to 119,489,197.17, 179,265,690.42 and 42,819,975.57

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Solution

The fourth proportional to 119,489,197.17, 179,265,690.42 and 42,819,975.57 is: 64,241,393.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,489,197.17 : 179,265,690.42 = 42,819,975.57 : x
  2. Step 2: Convert to fraction form
    119,489,197.17/179,265,690.42 = 42,819,975.57/x
  3. Step 3: Cross multiply
    119,489,197.17x = 179,265,690.42 × 42,819,975.57
  4. Step 4: Simplify right side
    119,489,197.17x = 7,676,152,485,076,331
  5. Step 5: Solve for x
    x = 7,676,152,485,076,331/119,489,197.17
  6. Step 6: Final answer
    x = 64,241,393.09

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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.