Home / 165,889,408.80-248,834,113.20-154,552,000.80

Finding the Fourth Proportional to 165,889,408.80, 248,834,113.20 and 154,552,000.80

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Solution

The fourth proportional to 165,889,408.80, 248,834,113.20 and 154,552,000.80 is: 231,828,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,889,408.80 : 248,834,113.20 = 154,552,000.80 : x
  2. Step 2: Convert to fraction form
    165,889,408.80/248,834,113.20 = 154,552,000.80/x
  3. Step 3: Cross multiply
    165,889,408.80x = 248,834,113.20 × 154,552,000.80
  4. Step 4: Simplify right side
    165,889,408.80x = 38,457,810,062,353,688
  5. Step 5: Solve for x
    x = 38,457,810,062,353,688/165,889,408.80
  6. Step 6: Final answer
    x = 231,828,001.20

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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.