Home / 103,638,920,172.20-155,515,743,992.22-50,580,392,804.20

Finding the Fourth Proportional to 103,638,920,172.20, 155,515,743,992.22 and 50,580,392,804.20

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Solution

The fourth proportional to 103,638,920,172.20, 155,515,743,992.22 and 50,580,392,804.20 is: 75,898,585,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,638,920,172.20 : 155,515,743,992.22 = 50,580,392,804.20 : x
  2. Step 2: Convert to fraction form
    103,638,920,172.20/155,515,743,992.22 = 50,580,392,804.20/x
  3. Step 3: Cross multiply
    103,638,920,172.20x = 155,515,743,992.22 × 50,580,392,804.20
  4. Step 4: Simplify right side
    103,638,920,172.20x = 7,866,047,418,363,893,776,384
  5. Step 5: Solve for x
    x = 7,866,047,418,363,893,776,384/103,638,920,172.20
  6. Step 6: Final answer
    x = 75,898,585,254.40

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1.5x scale

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.