Home / 8,066,343,058.76-11,131,564,144.16-4,449,285,681.30

Finding the Fourth Proportional to 8,066,343,058.76, 11,131,564,144.16 and 4,449,285,681.30

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Solution

The fourth proportional to 8,066,343,058.76, 11,131,564,144.16 and 4,449,285,681.30 is: 6,140,020,154.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066,343,058.76 : 11,131,564,144.16 = 4,449,285,681.30 : x
  2. Step 2: Convert to fraction form
    8,066,343,058.76/11,131,564,144.16 = 4,449,285,681.30/x
  3. Step 3: Cross multiply
    8,066,343,058.76x = 11,131,564,144.16 × 4,449,285,681.30
  4. Step 4: Simplify right side
    8,066,343,058.76x = 49,527,508,957,092,478,976
  5. Step 5: Solve for x
    x = 49,527,508,957,092,478,976/8,066,343,058.76
  6. Step 6: Final answer
    x = 6,140,020,154.89

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Double scale
Find fourth proportional to 8,066,343,059.76, 11,131,564,145.54 and 4,449,285,682.30
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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.