Home / 68,633,332.14-102,967,423.89-31,771,797.06

Finding the Fourth Proportional to 68,633,332.14, 102,967,423.89 and 31,771,797.06

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Solution

The fourth proportional to 68,633,332.14, 102,967,423.89 and 31,771,797.06 is: 47,665,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,633,332.14 : 102,967,423.89 = 31,771,797.06 : x
  2. Step 2: Convert to fraction form
    68,633,332.14/102,967,423.89 = 31,771,797.06/x
  3. Step 3: Cross multiply
    68,633,332.14x = 102,967,423.89 × 31,771,797.06
  4. Step 4: Simplify right side
    68,633,332.14x = 3,271,460,095,624,075.50
  5. Step 5: Solve for x
    x = 3,271,460,095,624,075.50/68,633,332.14
  6. Step 6: Final answer
    x = 47,665,762.30

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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.