Home / 66,430,413.10-99,561,638.85-59,208,064.30

Finding the Fourth Proportional to 66,430,413.10, 99,561,638.85 and 59,208,064.30

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Solution

The fourth proportional to 66,430,413.10, 99,561,638.85 and 59,208,064.30 is: 88,737,246.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,413.10 : 99,561,638.85 = 59,208,064.30 : x
  2. Step 2: Convert to fraction form
    66,430,413.10/99,561,638.85 = 59,208,064.30/x
  3. Step 3: Cross multiply
    66,430,413.10x = 99,561,638.85 × 59,208,064.30
  4. Step 4: Simplify right side
    66,430,413.10x = 5,894,851,914,844,177
  5. Step 5: Solve for x
    x = 5,894,851,914,844,177/66,430,413.10
  6. Step 6: Final answer
    x = 88,737,246.09

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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.