Home / 209,317,887,407.58-288,857,215,188.63-114,270,727,439.58

Finding the Fourth Proportional to 209,317,887,407.58, 288,857,215,188.63 and 114,270,727,439.58

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Solution

The fourth proportional to 209,317,887,407.58, 288,857,215,188.63 and 114,270,727,439.58 is: 157,692,801,673.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,317,887,407.58 : 288,857,215,188.63 = 114,270,727,439.58 : x
  2. Step 2: Convert to fraction form
    209,317,887,407.58/288,857,215,188.63 = 114,270,727,439.58/x
  3. Step 3: Cross multiply
    209,317,887,407.58x = 288,857,215,188.63 × 114,270,727,439.58
  4. Step 4: Simplify right side
    209,317,887,407.58x = 33,007,924,105,776,046,538,752
  5. Step 5: Solve for x
    x = 33,007,924,105,776,046,538,752/209,317,887,407.58
  6. Step 6: Final answer
    x = 157,692,801,673.96

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1.5x scale

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.