Home / 151,879,530,680.13-209,574,488,289.29-83,272,890,097.98

Finding the Fourth Proportional to 151,879,530,680.13, 209,574,488,289.29 and 83,272,890,097.98

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Solution

The fourth proportional to 151,879,530,680.13, 209,574,488,289.29 and 83,272,890,097.98 is: 114,906,026,193.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,879,530,680.13 : 209,574,488,289.29 = 83,272,890,097.98 : x
  2. Step 2: Convert to fraction form
    151,879,530,680.13/209,574,488,289.29 = 83,272,890,097.98/x
  3. Step 3: Cross multiply
    151,879,530,680.13x = 209,574,488,289.29 × 83,272,890,097.98
  4. Step 4: Simplify right side
    151,879,530,680.13x = 17,451,873,330,654,441,635,840
  5. Step 5: Solve for x
    x = 17,451,873,330,654,441,635,840/151,879,530,680.13
  6. Step 6: Final answer
    x = 114,906,026,193.94

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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.