Home / 113,504,047.20-170,256,070.80-68,154,415.20

Finding the Fourth Proportional to 113,504,047.20, 170,256,070.80 and 68,154,415.20

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Solution

The fourth proportional to 113,504,047.20, 170,256,070.80 and 68,154,415.20 is: 102,231,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,504,047.20 : 170,256,070.80 = 68,154,415.20 : x
  2. Step 2: Convert to fraction form
    113,504,047.20/170,256,070.80 = 68,154,415.20/x
  3. Step 3: Cross multiply
    113,504,047.20x = 170,256,070.80 × 68,154,415.20
  4. Step 4: Simplify right side
    113,504,047.20x = 11,603,702,939,623,798
  5. Step 5: Solve for x
    x = 11,603,702,939,623,798/113,504,047.20
  6. Step 6: Final answer
    x = 102,231,622.80

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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.