Home / 838,019,853.10-1,257,029,779.65-838,019,853.10

Finding the Fourth Proportional to 838,019,853.10, 1,257,029,779.65 and 838,019,853.10

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Solution

The fourth proportional to 838,019,853.10, 1,257,029,779.65 and 838,019,853.10 is: 1,257,029,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,019,853.10 : 1,257,029,779.65 = 838,019,853.10 : x
  2. Step 2: Convert to fraction form
    838,019,853.10/1,257,029,779.65 = 838,019,853.10/x
  3. Step 3: Cross multiply
    838,019,853.10x = 1,257,029,779.65 × 838,019,853.10
  4. Step 4: Simplify right side
    838,019,853.10x = 1,053,415,911,284,618,496
  5. Step 5: Solve for x
    x = 1,053,415,911,284,618,496/838,019,853.10
  6. Step 6: Final answer
    x = 1,257,029,779.65

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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.