Home / 117,257,070.81-175,771,229.53-55,829,724.72

Finding the Fourth Proportional to 117,257,070.81, 175,771,229.53 and 55,829,724.72

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Solution

The fourth proportional to 117,257,070.81, 175,771,229.53 and 55,829,724.72 is: 83,690,128.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,257,070.81 : 175,771,229.53 = 55,829,724.72 : x
  2. Step 2: Convert to fraction form
    117,257,070.81/175,771,229.53 = 55,829,724.72/x
  3. Step 3: Cross multiply
    117,257,070.81x = 175,771,229.53 × 55,829,724.72
  4. Step 4: Simplify right side
    117,257,070.81x = 9,813,259,358,355,834
  5. Step 5: Solve for x
    x = 9,813,259,358,355,834/117,257,070.81
  6. Step 6: Final answer
    x = 83,690,128.80

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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.