Home / 151,879,530,677.27-209,574,488,285.30-83,272,890,095.12

Finding the Fourth Proportional to 151,879,530,677.27, 209,574,488,285.30 and 83,272,890,095.12

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Solution

The fourth proportional to 151,879,530,677.27, 209,574,488,285.30 and 83,272,890,095.12 is: 114,906,026,189.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,879,530,677.27 : 209,574,488,285.30 = 83,272,890,095.12 : x
  2. Step 2: Convert to fraction form
    151,879,530,677.27/209,574,488,285.30 = 83,272,890,095.12/x
  3. Step 3: Cross multiply
    151,879,530,677.27x = 209,574,488,285.30 × 83,272,890,095.12
  4. Step 4: Simplify right side
    151,879,530,677.27x = 17,451,873,329,721,752,158,208
  5. Step 5: Solve for x
    x = 17,451,873,329,721,752,158,208/151,879,530,677.27
  6. Step 6: Final answer
    x = 114,906,026,189.96

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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.