Home / 165,413,446.20-247,742,255.70-97,388,998.20

Finding the Fourth Proportional to 165,413,446.20, 247,742,255.70 and 97,388,998.20

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Solution

The fourth proportional to 165,413,446.20, 247,742,255.70 and 97,388,998.20 is: 145,860,996.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,413,446.20 : 247,742,255.70 = 97,388,998.20 : x
  2. Step 2: Convert to fraction form
    165,413,446.20/247,742,255.70 = 97,388,998.20/x
  3. Step 3: Cross multiply
    165,413,446.20x = 247,742,255.70 × 97,388,998.20
  4. Step 4: Simplify right side
    165,413,446.20x = 24,127,370,094,431,240
  5. Step 5: Solve for x
    x = 24,127,370,094,431,240/165,413,446.20
  6. Step 6: Final answer
    x = 145,860,996.48

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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.