Home / 74,069,868.48-102,251,863.08-49,331,224.32

Finding the Fourth Proportional to 74,069,868.48, 102,251,863.08 and 49,331,224.32

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Solution

The fourth proportional to 74,069,868.48, 102,251,863.08 and 49,331,224.32 is: 68,100,695.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,069,868.48 : 102,251,863.08 = 49,331,224.32 : x
  2. Step 2: Convert to fraction form
    74,069,868.48/102,251,863.08 = 49,331,224.32/x
  3. Step 3: Cross multiply
    74,069,868.48x = 102,251,863.08 × 49,331,224.32
  4. Step 4: Simplify right side
    74,069,868.48x = 5,044,209,594,737,406
  5. Step 5: Solve for x
    x = 5,044,209,594,737,406/74,069,868.48
  6. Step 6: Final answer
    x = 68,100,695.98

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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.