Home / 767,934,135.12-1,151,952,281.34-269,884,413.96

Finding the Fourth Proportional to 767,934,135.12, 1,151,952,281.34 and 269,884,413.96

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Solution

The fourth proportional to 767,934,135.12, 1,151,952,281.34 and 269,884,413.96 is: 404,844,572.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,934,135.12 : 1,151,952,281.34 = 269,884,413.96 : x
  2. Step 2: Convert to fraction form
    767,934,135.12/1,151,952,281.34 = 269,884,413.96/x
  3. Step 3: Cross multiply
    767,934,135.12x = 1,151,952,281.34 × 269,884,413.96
  4. Step 4: Simplify right side
    767,934,135.12x = 310,893,966,359,330,880
  5. Step 5: Solve for x
    x = 310,893,966,359,330,880/767,934,135.12
  6. Step 6: Final answer
    x = 404,844,572.13

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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.