Home / 256,094,066.64-384,202,212.02-83,571,201.12

Finding the Fourth Proportional to 256,094,066.64, 384,202,212.02 and 83,571,201.12

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Solution

The fourth proportional to 256,094,066.64, 384,202,212.02 and 83,571,201.12 is: 125,376,744.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,094,066.64 : 384,202,212.02 = 83,571,201.12 : x
  2. Step 2: Convert to fraction form
    256,094,066.64/384,202,212.02 = 83,571,201.12/x
  3. Step 3: Cross multiply
    256,094,066.64x = 384,202,212.02 × 83,571,201.12
  4. Step 4: Simplify right side
    256,094,066.64x = 32,108,240,331,472,300
  5. Step 5: Solve for x
    x = 32,108,240,331,472,300/256,094,066.64
  6. Step 6: Final answer
    x = 125,376,744.38

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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.