Home / 382,476,210.30-573,714,315.45-123,877,019.70

Finding the Fourth Proportional to 382,476,210.30, 573,714,315.45 and 123,877,019.70

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Solution

The fourth proportional to 382,476,210.30, 573,714,315.45 and 123,877,019.70 is: 185,815,529.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,476,210.30 : 573,714,315.45 = 123,877,019.70 : x
  2. Step 2: Convert to fraction form
    382,476,210.30/573,714,315.45 = 123,877,019.70/x
  3. Step 3: Cross multiply
    382,476,210.30x = 573,714,315.45 × 123,877,019.70
  4. Step 4: Simplify right side
    382,476,210.30x = 71,070,019,557,171,672
  5. Step 5: Solve for x
    x = 71,070,019,557,171,672/382,476,210.30
  6. Step 6: Final answer
    x = 185,815,529.55

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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.