Home / 256,019,927.04-353,221,011.72-166,671,187.48

Finding the Fourth Proportional to 256,019,927.04, 353,221,011.72 and 166,671,187.48

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Solution

The fourth proportional to 256,019,927.04, 353,221,011.72 and 166,671,187.48 is: 229,949,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,019,927.04 : 353,221,011.72 = 166,671,187.48 : x
  2. Step 2: Convert to fraction form
    256,019,927.04/353,221,011.72 = 166,671,187.48/x
  3. Step 3: Cross multiply
    256,019,927.04x = 353,221,011.72 × 166,671,187.48
  4. Step 4: Simplify right side
    256,019,927.04x = 58,871,765,466,259,400
  5. Step 5: Solve for x
    x = 58,871,765,466,259,400/256,019,927.04
  6. Step 6: Final answer
    x = 229,949,934.55

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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.