Home / 664,353,813.40-996,527,095.15-270,879,096.04

Finding the Fourth Proportional to 664,353,813.40, 996,527,095.15 and 270,879,096.04

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Solution

The fourth proportional to 664,353,813.40, 996,527,095.15 and 270,879,096.04 is: 406,317,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,353,813.40 : 996,527,095.15 = 270,879,096.04 : x
  2. Step 2: Convert to fraction form
    664,353,813.40/996,527,095.15 = 270,879,096.04/x
  3. Step 3: Cross multiply
    664,353,813.40x = 996,527,095.15 × 270,879,096.04
  4. Step 4: Simplify right side
    664,353,813.40x = 269,938,358,713,599,072
  5. Step 5: Solve for x
    x = 269,938,358,713,599,072/664,353,813.40
  6. Step 6: Final answer
    x = 406,317,166.05

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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.