Home / 124,993,503-172,492,413.39-69,239,777.40

Finding the Fourth Proportional to 124,993,503, 172,492,413.39 and 69,239,777.40

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Solution

The fourth proportional to 124,993,503, 172,492,413.39 and 69,239,777.40 is: 95,551,656.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,993,503 : 172,492,413.39 = 69,239,777.40 : x
  2. Step 2: Convert to fraction form
    124,993,503/172,492,413.39 = 69,239,777.40/x
  3. Step 3: Cross multiply
    124,993,503x = 172,492,413.39 × 69,239,777.40
  4. Step 4: Simplify right side
    124,993,503x = 11,943,336,306,312,380
  5. Step 5: Solve for x
    x = 11,943,336,306,312,380/124,993,503
  6. Step 6: Final answer
    x = 95,551,656.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.