Home / 86,885,837,541.96-130,258,425,346.47-27,163,758,473.43

Finding the Fourth Proportional to 86,885,837,541.96, 130,258,425,346.47 and 27,163,758,473.43

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Solution

The fourth proportional to 86,885,837,541.96, 130,258,425,346.47 and 27,163,758,473.43 is: 40,723,649,622.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,885,837,541.96 : 130,258,425,346.47 = 27,163,758,473.43 : x
  2. Step 2: Convert to fraction form
    86,885,837,541.96/130,258,425,346.47 = 27,163,758,473.43/x
  3. Step 3: Cross multiply
    86,885,837,541.96x = 130,258,425,346.47 × 27,163,758,473.43
  4. Step 4: Simplify right side
    86,885,837,541.96x = 3,538,308,405,240,823,545,856
  5. Step 5: Solve for x
    x = 3,538,308,405,240,823,545,856/86,885,837,541.96
  6. Step 6: Final answer
    x = 40,723,649,622.78

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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.