Home / 109,972,939.15-151,762,756.35-60,416,523.28

Finding the Fourth Proportional to 109,972,939.15, 151,762,756.35 and 60,416,523.28

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Solution

The fourth proportional to 109,972,939.15, 151,762,756.35 and 60,416,523.28 is: 83,374,857.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,972,939.15 : 151,762,756.35 = 60,416,523.28 : x
  2. Step 2: Convert to fraction form
    109,972,939.15/151,762,756.35 = 60,416,523.28/x
  3. Step 3: Cross multiply
    109,972,939.15x = 151,762,756.35 × 60,416,523.28
  4. Step 4: Simplify right side
    109,972,939.15x = 9,168,978,102,056,742
  5. Step 5: Solve for x
    x = 9,168,978,102,056,742/109,972,939.15
  6. Step 6: Final answer
    x = 83,374,857.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.