Home / 157,464,168.85-236,196,253.28-99,997,682.05

Finding the Fourth Proportional to 157,464,168.85, 236,196,253.28 and 99,997,682.05

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Solution

The fourth proportional to 157,464,168.85, 236,196,253.28 and 99,997,682.05 is: 149,996,523.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,168.85 : 236,196,253.28 = 99,997,682.05 : x
  2. Step 2: Convert to fraction form
    157,464,168.85/236,196,253.28 = 99,997,682.05/x
  3. Step 3: Cross multiply
    157,464,168.85x = 236,196,253.28 × 99,997,682.05
  4. Step 4: Simplify right side
    157,464,168.85x = 23,619,077,836,394,720
  5. Step 5: Solve for x
    x = 23,619,077,836,394,720/157,464,168.85
  6. Step 6: Final answer
    x = 149,996,523.08

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1.5x scale

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.