Home / 191,906,830.92-287,860,012.92-62,514,229.80

Finding the Fourth Proportional to 191,906,830.92, 287,860,012.92 and 62,514,229.80

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Solution

The fourth proportional to 191,906,830.92, 287,860,012.92 and 62,514,229.80 is: 93,771,268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,906,830.92 : 287,860,012.92 = 62,514,229.80 : x
  2. Step 2: Convert to fraction form
    191,906,830.92/287,860,012.92 = 62,514,229.80/x
  3. Step 3: Cross multiply
    191,906,830.92x = 287,860,012.92 × 62,514,229.80
  4. Step 4: Simplify right side
    191,906,830.92x = 17,995,346,997,911,850
  5. Step 5: Solve for x
    x = 17,995,346,997,911,850/191,906,830.92
  6. Step 6: Final answer
    x = 93,771,268.65

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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.