Home / 118,701,244.80-178,063,937.28-40,968,031.68

Finding the Fourth Proportional to 118,701,244.80, 178,063,937.28 and 40,968,031.68

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Solution

The fourth proportional to 118,701,244.80, 178,063,937.28 and 40,968,031.68 is: 61,456,213.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,701,244.80 : 178,063,937.28 = 40,968,031.68 : x
  2. Step 2: Convert to fraction form
    118,701,244.80/178,063,937.28 = 40,968,031.68/x
  3. Step 3: Cross multiply
    118,701,244.80x = 178,063,937.28 × 40,968,031.68
  4. Step 4: Simplify right side
    118,701,244.80x = 7,294,929,023,552,573
  5. Step 5: Solve for x
    x = 7,294,929,023,552,573/118,701,244.80
  6. Step 6: Final answer
    x = 61,456,213.33

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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.