Home / 76,616,339.40-114,924,509.10-50,974,201.80

Finding the Fourth Proportional to 76,616,339.40, 114,924,509.10 and 50,974,201.80

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Solution

The fourth proportional to 76,616,339.40, 114,924,509.10 and 50,974,201.80 is: 76,461,302.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,616,339.40 : 114,924,509.10 = 50,974,201.80 : x
  2. Step 2: Convert to fraction form
    76,616,339.40/114,924,509.10 = 50,974,201.80/x
  3. Step 3: Cross multiply
    76,616,339.40x = 114,924,509.10 × 50,974,201.80
  4. Step 4: Simplify right side
    76,616,339.40x = 5,858,185,118,629,336
  5. Step 5: Solve for x
    x = 5,858,185,118,629,336/76,616,339.40
  6. Step 6: Final answer
    x = 76,461,302.70

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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.