Home / 69,852,482.46-96,401,520.63-40,491,395.10

Finding the Fourth Proportional to 69,852,482.46, 96,401,520.63 and 40,491,395.10

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Solution

The fourth proportional to 69,852,482.46, 96,401,520.63 and 40,491,395.10 is: 55,881,078.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,852,482.46 : 96,401,520.63 = 40,491,395.10 : x
  2. Step 2: Convert to fraction form
    69,852,482.46/96,401,520.63 = 40,491,395.10/x
  3. Step 3: Cross multiply
    69,852,482.46x = 96,401,520.63 × 40,491,395.10
  4. Step 4: Simplify right side
    69,852,482.46x = 3,903,432,060,070,131
  5. Step 5: Solve for x
    x = 3,903,432,060,070,131/69,852,482.46
  6. Step 6: Final answer
    x = 55,881,078.56

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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.