Home / 664,353,812.90-996,527,094.40-270,879,095.54

Finding the Fourth Proportional to 664,353,812.90, 996,527,094.40 and 270,879,095.54

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Solution

The fourth proportional to 664,353,812.90, 996,527,094.40 and 270,879,095.54 is: 406,317,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,353,812.90 : 996,527,094.40 = 270,879,095.54 : x
  2. Step 2: Convert to fraction form
    664,353,812.90/996,527,094.40 = 270,879,095.54/x
  3. Step 3: Cross multiply
    664,353,812.90x = 996,527,094.40 × 270,879,095.54
  4. Step 4: Simplify right side
    664,353,812.90x = 269,938,358,012,176,224
  5. Step 5: Solve for x
    x = 269,938,358,012,176,224/664,353,812.90
  6. Step 6: Final answer
    x = 406,317,165.30

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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.