Home / 558,899,400.54-771,258,717.34-304,575,356.61

Finding the Fourth Proportional to 558,899,400.54, 771,258,717.34 and 304,575,356.61

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Solution

The fourth proportional to 558,899,400.54, 771,258,717.34 and 304,575,356.61 is: 420,301,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,899,400.54 : 771,258,717.34 = 304,575,356.61 : x
  2. Step 2: Convert to fraction form
    558,899,400.54/771,258,717.34 = 304,575,356.61/x
  3. Step 3: Cross multiply
    558,899,400.54x = 771,258,717.34 × 304,575,356.61
  4. Step 4: Simplify right side
    558,899,400.54x = 234,906,398,871,818,304
  5. Step 5: Solve for x
    x = 234,906,398,871,818,304/558,899,400.54
  6. Step 6: Final answer
    x = 420,301,754.92

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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.