Home / 256,019,925.04-353,221,008.95-166,671,185.48

Finding the Fourth Proportional to 256,019,925.04, 353,221,008.95 and 166,671,185.48

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Solution

The fourth proportional to 256,019,925.04, 353,221,008.95 and 166,671,185.48 is: 229,949,931.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,019,925.04 : 353,221,008.95 = 166,671,185.48 : x
  2. Step 2: Convert to fraction form
    256,019,925.04/353,221,008.95 = 166,671,185.48/x
  3. Step 3: Cross multiply
    256,019,925.04x = 353,221,008.95 × 166,671,185.48
  4. Step 4: Simplify right side
    256,019,925.04x = 58,871,764,296,788,760
  5. Step 5: Solve for x
    x = 58,871,764,296,788,760/256,019,925.04
  6. Step 6: Final answer
    x = 229,949,931.78

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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.