Home / 68,901,692.40-95,086,047.84-42,430,025.76

Finding the Fourth Proportional to 68,901,692.40, 95,086,047.84 and 42,430,025.76

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Solution

The fourth proportional to 68,901,692.40, 95,086,047.84 and 42,430,025.76 is: 58,554,490.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,901,692.40 : 95,086,047.84 = 42,430,025.76 : x
  2. Step 2: Convert to fraction form
    68,901,692.40/95,086,047.84 = 42,430,025.76/x
  3. Step 3: Cross multiply
    68,901,692.40x = 95,086,047.84 × 42,430,025.76
  4. Step 4: Simplify right side
    68,901,692.40x = 4,034,503,459,267,792.50
  5. Step 5: Solve for x
    x = 4,034,503,459,267,792.50/68,901,692.40
  6. Step 6: Final answer
    x = 58,554,490.01

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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.