Home / 378,043,853.40-567,065,780.10-163,053,005.40

Finding the Fourth Proportional to 378,043,853.40, 567,065,780.10 and 163,053,005.40

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Solution

The fourth proportional to 378,043,853.40, 567,065,780.10 and 163,053,005.40 is: 244,579,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,043,853.40 : 567,065,780.10 = 163,053,005.40 : x
  2. Step 2: Convert to fraction form
    378,043,853.40/567,065,780.10 = 163,053,005.40/x
  3. Step 3: Cross multiply
    378,043,853.40x = 567,065,780.10 × 163,053,005.40
  4. Step 4: Simplify right side
    378,043,853.40x = 92,461,779,704,800,512
  5. Step 5: Solve for x
    x = 92,461,779,704,800,512/378,043,853.40
  6. Step 6: Final answer
    x = 244,579,508.10

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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.