Home / 113,578,876.80-170,368,315.20-106,860,412.80

Finding the Fourth Proportional to 113,578,876.80, 170,368,315.20 and 106,860,412.80

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Solution

The fourth proportional to 113,578,876.80, 170,368,315.20 and 106,860,412.80 is: 160,290,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,578,876.80 : 170,368,315.20 = 106,860,412.80 : x
  2. Step 2: Convert to fraction form
    113,578,876.80/170,368,315.20 = 106,860,412.80/x
  3. Step 3: Cross multiply
    113,578,876.80x = 170,368,315.20 × 106,860,412.80
  4. Step 4: Simplify right side
    113,578,876.80x = 18,205,628,490,312,512
  5. Step 5: Solve for x
    x = 18,205,628,490,312,512/113,578,876.80
  6. Step 6: Final answer
    x = 160,290,619.20

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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.