Home / 68,818,521.84-94,968,808.20-37,878,025.20

Finding the Fourth Proportional to 68,818,521.84, 94,968,808.20 and 37,878,025.20

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Solution

The fourth proportional to 68,818,521.84, 94,968,808.20 and 37,878,025.20 is: 52,271,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,818,521.84 : 94,968,808.20 = 37,878,025.20 : x
  2. Step 2: Convert to fraction form
    68,818,521.84/94,968,808.20 = 37,878,025.20/x
  3. Step 3: Cross multiply
    68,818,521.84x = 94,968,808.20 × 37,878,025.20
  4. Step 4: Simplify right side
    68,818,521.84x = 3,597,230,910,213,567
  5. Step 5: Solve for x
    x = 3,597,230,910,213,567/68,818,521.84
  6. Step 6: Final answer
    x = 52,271,260.91

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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.