Home / 162,100,877.42-223,701,015.48-87,763,057.94

Finding the Fourth Proportional to 162,100,877.42, 223,701,015.48 and 87,763,057.94

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Solution

The fourth proportional to 162,100,877.42, 223,701,015.48 and 87,763,057.94 is: 121,113,997.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,100,877.42 : 223,701,015.48 = 87,763,057.94 : x
  2. Step 2: Convert to fraction form
    162,100,877.42/223,701,015.48 = 87,763,057.94/x
  3. Step 3: Cross multiply
    162,100,877.42x = 223,701,015.48 × 87,763,057.94
  4. Step 4: Simplify right side
    162,100,877.42x = 19,632,685,182,808,076
  5. Step 5: Solve for x
    x = 19,632,685,182,808,076/162,100,877.42
  6. Step 6: Final answer
    x = 121,113,997.01

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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.