Home / 165,623,612.70-248,435,419.05-165,623,612.70

Finding the Fourth Proportional to 165,623,612.70, 248,435,419.05 and 165,623,612.70

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Solution

The fourth proportional to 165,623,612.70, 248,435,419.05 and 165,623,612.70 is: 248,435,419.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,623,612.70 : 248,435,419.05 = 165,623,612.70 : x
  2. Step 2: Convert to fraction form
    165,623,612.70/248,435,419.05 = 165,623,612.70/x
  3. Step 3: Cross multiply
    165,623,612.70x = 248,435,419.05 × 165,623,612.70
  4. Step 4: Simplify right side
    165,623,612.70x = 41,146,771,625,699,400
  5. Step 5: Solve for x
    x = 41,146,771,625,699,400/165,623,612.70
  6. Step 6: Final answer
    x = 248,435,419.05

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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.