Home / 363,312,702.96-502,027,364.28-258,709,171.72

Finding the Fourth Proportional to 363,312,702.96, 502,027,364.28 and 258,709,171.72

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Solution

The fourth proportional to 363,312,702.96, 502,027,364.28 and 258,709,171.72 is: 357,485,666.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,312,702.96 : 502,027,364.28 = 258,709,171.72 : x
  2. Step 2: Convert to fraction form
    363,312,702.96/502,027,364.28 = 258,709,171.72/x
  3. Step 3: Cross multiply
    363,312,702.96x = 502,027,364.28 × 258,709,171.72
  4. Step 4: Simplify right side
    363,312,702.96x = 129,879,083,593,653,504
  5. Step 5: Solve for x
    x = 129,879,083,593,653,504/363,312,702.96
  6. Step 6: Final answer
    x = 357,485,666.03

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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.