Home / 118,944,397.05-178,426,132.95-45,203,504.22

Finding the Fourth Proportional to 118,944,397.05, 178,426,132.95 and 45,203,504.22

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Solution

The fourth proportional to 118,944,397.05, 178,426,132.95 and 45,203,504.22 is: 67,808,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,944,397.05 : 178,426,132.95 = 45,203,504.22 : x
  2. Step 2: Convert to fraction form
    118,944,397.05/178,426,132.95 = 45,203,504.22/x
  3. Step 3: Cross multiply
    118,944,397.05x = 178,426,132.95 × 45,203,504.22
  4. Step 4: Simplify right side
    118,944,397.05x = 8,065,486,453,763,605
  5. Step 5: Solve for x
    x = 8,065,486,453,763,605/118,944,397.05
  6. Step 6: Final answer
    x = 67,808,880.90

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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.