Home / 27,018,244,215.81-40,470,352,226.06-21,677,440,887.45

Finding the Fourth Proportional to 27,018,244,215.81, 40,470,352,226.06 and 21,677,440,887.45

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Solution

The fourth proportional to 27,018,244,215.81, 40,470,352,226.06 and 21,677,440,887.45 is: 32,470,417,435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,018,244,215.81 : 40,470,352,226.06 = 21,677,440,887.45 : x
  2. Step 2: Convert to fraction form
    27,018,244,215.81/40,470,352,226.06 = 21,677,440,887.45/x
  3. Step 3: Cross multiply
    27,018,244,215.81x = 40,470,352,226.06 × 21,677,440,887.45
  4. Step 4: Simplify right side
    27,018,244,215.81x = 877,293,668,074,587,815,936
  5. Step 5: Solve for x
    x = 877,293,668,074,587,815,936/27,018,244,215.81
  6. Step 6: Final answer
    x = 32,470,417,435.98

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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.