Home / 548,488,408.91-822,559,781.16-179,937,478.89

Finding the Fourth Proportional to 548,488,408.91, 822,559,781.16 and 179,937,478.89

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Solution

The fourth proportional to 548,488,408.91, 822,559,781.16 and 179,937,478.89 is: 269,849,518.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,488,408.91 : 822,559,781.16 = 179,937,478.89 : x
  2. Step 2: Convert to fraction form
    548,488,408.91/822,559,781.16 = 179,937,478.89/x
  3. Step 3: Cross multiply
    548,488,408.91x = 822,559,781.16 × 179,937,478.89
  4. Step 4: Simplify right side
    548,488,408.91x = 148,009,333,258,240,512
  5. Step 5: Solve for x
    x = 148,009,333,258,240,512/548,488,408.91
  6. Step 6: Final answer
    x = 269,849,518.89

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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.