Home / 104,904,014.40-157,356,021.60-102,888,475.20

Finding the Fourth Proportional to 104,904,014.40, 157,356,021.60 and 102,888,475.20

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Solution

The fourth proportional to 104,904,014.40, 157,356,021.60 and 102,888,475.20 is: 154,332,712.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,904,014.40 : 157,356,021.60 = 102,888,475.20 : x
  2. Step 2: Convert to fraction form
    104,904,014.40/157,356,021.60 = 102,888,475.20/x
  3. Step 3: Cross multiply
    104,904,014.40x = 157,356,021.60 × 102,888,475.20
  4. Step 4: Simplify right side
    104,904,014.40x = 16,190,121,125,962,264
  5. Step 5: Solve for x
    x = 16,190,121,125,962,264/104,904,014.40
  6. Step 6: Final answer
    x = 154,332,712.80

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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.