Home / 149,361,416.60-223,953,651.30-77,697,800.60

Finding the Fourth Proportional to 149,361,416.60, 223,953,651.30 and 77,697,800.60

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Solution

The fourth proportional to 149,361,416.60, 223,953,651.30 and 77,697,800.60 is: 116,500,676.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,361,416.60 : 223,953,651.30 = 77,697,800.60 : x
  2. Step 2: Convert to fraction form
    149,361,416.60/223,953,651.30 = 77,697,800.60/x
  3. Step 3: Cross multiply
    149,361,416.60x = 223,953,651.30 × 77,697,800.60
  4. Step 4: Simplify right side
    149,361,416.60x = 17,400,706,142,349,330
  5. Step 5: Solve for x
    x = 17,400,706,142,349,330/149,361,416.60
  6. Step 6: Final answer
    x = 116,500,676.94

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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.