Home / 99,534,998.40-149,280,091.20-35,709,590.40

Finding the Fourth Proportional to 99,534,998.40, 149,280,091.20 and 35,709,590.40

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Solution

The fourth proportional to 99,534,998.40, 149,280,091.20 and 35,709,590.40 is: 53,556,346.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,534,998.40 : 149,280,091.20 = 35,709,590.40 : x
  2. Step 2: Convert to fraction form
    99,534,998.40/149,280,091.20 = 35,709,590.40/x
  3. Step 3: Cross multiply
    99,534,998.40x = 149,280,091.20 × 35,709,590.40
  4. Step 4: Simplify right side
    99,534,998.40x = 5,330,730,911,626,644
  5. Step 5: Solve for x
    x = 5,330,730,911,626,644/99,534,998.40
  6. Step 6: Final answer
    x = 53,556,346.99

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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.