Home / 749,867,784.64-1,124,805,413.90-307,452,120.06

Finding the Fourth Proportional to 749,867,784.64, 1,124,805,413.90 and 307,452,120.06

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Solution

The fourth proportional to 749,867,784.64, 1,124,805,413.90 and 307,452,120.06 is: 461,179,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,867,784.64 : 1,124,805,413.90 = 307,452,120.06 : x
  2. Step 2: Convert to fraction form
    749,867,784.64/1,124,805,413.90 = 307,452,120.06/x
  3. Step 3: Cross multiply
    749,867,784.64x = 1,124,805,413.90 × 307,452,120.06
  4. Step 4: Simplify right side
    749,867,784.64x = 345,823,809,158,520,832
  5. Step 5: Solve for x
    x = 345,823,809,158,520,832/749,867,784.64
  6. Step 6: Final answer
    x = 461,179,712.27

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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.