Home / 395,753,087.79-593,720,830.95-136,968,311.10

Finding the Fourth Proportional to 395,753,087.79, 593,720,830.95 and 136,968,311.10

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Solution

The fourth proportional to 395,753,087.79, 593,720,830.95 and 136,968,311.10 is: 205,484,030.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,753,087.79 : 593,720,830.95 = 136,968,311.10 : x
  2. Step 2: Convert to fraction form
    395,753,087.79/593,720,830.95 = 136,968,311.10/x
  3. Step 3: Cross multiply
    395,753,087.79x = 593,720,830.95 × 136,968,311.10
  4. Step 4: Simplify right side
    395,753,087.79x = 81,320,939,480,110,112
  5. Step 5: Solve for x
    x = 81,320,939,480,110,112/395,753,087.79
  6. Step 6: Final answer
    x = 205,484,030.29

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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.