Home / 68,477,994.47-102,652,692.81-23,007,989.99

Finding the Fourth Proportional to 68,477,994.47, 102,652,692.81 and 23,007,989.99

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Solution

The fourth proportional to 68,477,994.47, 102,652,692.81 and 23,007,989.99 is: 34,490,381.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,477,994.47 : 102,652,692.81 = 23,007,989.99 : x
  2. Step 2: Convert to fraction form
    68,477,994.47/102,652,692.81 = 23,007,989.99/x
  3. Step 3: Cross multiply
    68,477,994.47x = 102,652,692.81 × 23,007,989.99
  4. Step 4: Simplify right side
    68,477,994.47x = 2,361,832,128,105,761.50
  5. Step 5: Solve for x
    x = 2,361,832,128,105,761.50/68,477,994.47
  6. Step 6: Final answer
    x = 34,490,381.13

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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.