Home / 117,257,069.81-175,771,228.03-55,829,723.72

Finding the Fourth Proportional to 117,257,069.81, 175,771,228.03 and 55,829,723.72

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Solution

The fourth proportional to 117,257,069.81, 175,771,228.03 and 55,829,723.72 is: 83,690,127.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,257,069.81 : 175,771,228.03 = 55,829,723.72 : x
  2. Step 2: Convert to fraction form
    117,257,069.81/175,771,228.03 = 55,829,723.72/x
  3. Step 3: Cross multiply
    117,257,069.81x = 175,771,228.03 × 55,829,723.72
  4. Step 4: Simplify right side
    117,257,069.81x = 9,813,259,097,821,590
  5. Step 5: Solve for x
    x = 9,813,259,097,821,590/117,257,069.81
  6. Step 6: Final answer
    x = 83,690,127.29

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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.