Home / 555,029,013.92-832,220,818.16-210,009,249.92

Finding the Fourth Proportional to 555,029,013.92, 832,220,818.16 and 210,009,249.92

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Solution

The fourth proportional to 555,029,013.92, 832,220,818.16 and 210,009,249.92 is: 314,891,772.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,029,013.92 : 832,220,818.16 = 210,009,249.92 : x
  2. Step 2: Convert to fraction form
    555,029,013.92/832,220,818.16 = 210,009,249.92/x
  3. Step 3: Cross multiply
    555,029,013.92x = 832,220,818.16 × 210,009,249.92
  4. Step 4: Simplify right side
    555,029,013.92x = 174,774,069,789,590,304
  5. Step 5: Solve for x
    x = 174,774,069,789,590,304/555,029,013.92
  6. Step 6: Final answer
    x = 314,891,772.15

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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.