Home / 303,274,005.70-454,911,008.55-109,215,372.10

Finding the Fourth Proportional to 303,274,005.70, 454,911,008.55 and 109,215,372.10

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Solution

The fourth proportional to 303,274,005.70, 454,911,008.55 and 109,215,372.10 is: 163,823,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,274,005.70 : 454,911,008.55 = 109,215,372.10 : x
  2. Step 2: Convert to fraction form
    303,274,005.70/454,911,008.55 = 109,215,372.10/x
  3. Step 3: Cross multiply
    303,274,005.70x = 454,911,008.55 × 109,215,372.10
  4. Step 4: Simplify right side
    303,274,005.70x = 49,683,275,071,174,528
  5. Step 5: Solve for x
    x = 49,683,275,071,174,528/303,274,005.70
  6. Step 6: Final answer
    x = 163,823,058.15

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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.