Home / 13,707,387,798.54-18,909,233,402.67-8,952,446,996.34

Finding the Fourth Proportional to 13,707,387,798.54, 18,909,233,402.67 and 8,952,446,996.34

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Solution

The fourth proportional to 13,707,387,798.54, 18,909,233,402.67 and 8,952,446,996.34 is: 12,349,830,052.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,707,387,798.54 : 18,909,233,402.67 = 8,952,446,996.34 : x
  2. Step 2: Convert to fraction form
    13,707,387,798.54/18,909,233,402.67 = 8,952,446,996.34/x
  3. Step 3: Cross multiply
    13,707,387,798.54x = 18,909,233,402.67 × 8,952,446,996.34
  4. Step 4: Simplify right side
    13,707,387,798.54x = 169,283,909,778,825,019,392
  5. Step 5: Solve for x
    x = 169,283,909,778,825,019,392/13,707,387,798.54
  6. Step 6: Final answer
    x = 12,349,830,052.73

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Double scale
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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.