Home / 118,494,493.56-177,695,788.50-40,756,616.28

Finding the Fourth Proportional to 118,494,493.56, 177,695,788.50 and 40,756,616.28

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Solution

The fourth proportional to 118,494,493.56, 177,695,788.50 and 40,756,616.28 is: 61,119,119.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,494,493.56 : 177,695,788.50 = 40,756,616.28 : x
  2. Step 2: Convert to fraction form
    118,494,493.56/177,695,788.50 = 40,756,616.28/x
  3. Step 3: Cross multiply
    118,494,493.56x = 177,695,788.50 × 40,756,616.28
  4. Step 4: Simplify right side
    118,494,493.56x = 7,242,279,066,466,537
  5. Step 5: Solve for x
    x = 7,242,279,066,466,537/118,494,493.56
  6. Step 6: Final answer
    x = 61,119,119.12

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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.