Home / 363,312,712.32-502,027,377.22-258,709,181.10

Finding the Fourth Proportional to 363,312,712.32, 502,027,377.22 and 258,709,181.10

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Solution

The fourth proportional to 363,312,712.32, 502,027,377.22 and 258,709,181.10 is: 357,485,678.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,312,712.32 : 502,027,377.22 = 258,709,181.10 : x
  2. Step 2: Convert to fraction form
    363,312,712.32/502,027,377.22 = 258,709,181.10/x
  3. Step 3: Cross multiply
    363,312,712.32x = 502,027,377.22 × 258,709,181.10
  4. Step 4: Simplify right side
    363,312,712.32x = 129,879,091,650,366,992
  5. Step 5: Solve for x
    x = 129,879,091,650,366,992/363,312,712.32
  6. Step 6: Final answer
    x = 357,485,678.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.