Home / 276,680,618.01-381,818,929.28-151,233,637.80

Finding the Fourth Proportional to 276,680,618.01, 381,818,929.28 and 151,233,637.80

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Solution

The fourth proportional to 276,680,618.01, 381,818,929.28 and 151,233,637.80 is: 208,702,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,680,618.01 : 381,818,929.28 = 151,233,637.80 : x
  2. Step 2: Convert to fraction form
    276,680,618.01/381,818,929.28 = 151,233,637.80/x
  3. Step 3: Cross multiply
    276,680,618.01x = 381,818,929.28 × 151,233,637.80
  4. Step 4: Simplify right side
    276,680,618.01x = 57,743,865,655,159,168
  5. Step 5: Solve for x
    x = 57,743,865,655,159,168/276,680,618.01
  6. Step 6: Final answer
    x = 208,702,243.30

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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.