Home / 18,569,088,001.20-27,853,632,001.80-11,957,111,655.60

Finding the Fourth Proportional to 18,569,088,001.20, 27,853,632,001.80 and 11,957,111,655.60

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Solution

The fourth proportional to 18,569,088,001.20, 27,853,632,001.80 and 11,957,111,655.60 is: 17,935,667,483.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569,088,001.20 : 27,853,632,001.80 = 11,957,111,655.60 : x
  2. Step 2: Convert to fraction form
    18,569,088,001.20/27,853,632,001.80 = 11,957,111,655.60/x
  3. Step 3: Cross multiply
    18,569,088,001.20x = 27,853,632,001.80 × 11,957,111,655.60
  4. Step 4: Simplify right side
    18,569,088,001.20x = 333,048,987,859,515,932,672
  5. Step 5: Solve for x
    x = 333,048,987,859,515,932,672/18,569,088,001.20
  6. Step 6: Final answer
    x = 17,935,667,483.40

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1.5x scale

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.