Home / 78,929,197.84-118,392,492.48-23,597,161.12

Finding the Fourth Proportional to 78,929,197.84, 118,392,492.48 and 23,597,161.12

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Solution

The fourth proportional to 78,929,197.84, 118,392,492.48 and 23,597,161.12 is: 35,395,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,929,197.84 : 118,392,492.48 = 23,597,161.12 : x
  2. Step 2: Convert to fraction form
    78,929,197.84/118,392,492.48 = 23,597,161.12/x
  3. Step 3: Cross multiply
    78,929,197.84x = 118,392,492.48 × 23,597,161.12
  4. Step 4: Simplify right side
    78,929,197.84x = 2,793,726,720,448,948.50
  5. Step 5: Solve for x
    x = 2,793,726,720,448,948.50/78,929,197.84
  6. Step 6: Final answer
    x = 35,395,351.74

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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.