Home / 81,678,059.10-114,434,313.30-81,678,059.10

Finding the Fourth Proportional to 81,678,059.10, 114,434,313.30 and 81,678,059.10

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Solution

The fourth proportional to 81,678,059.10, 114,434,313.30 and 81,678,059.10 is: 114,434,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,678,059.10 : 114,434,313.30 = 81,678,059.10 : x
  2. Step 2: Convert to fraction form
    81,678,059.10/114,434,313.30 = 81,678,059.10/x
  3. Step 3: Cross multiply
    81,678,059.10x = 114,434,313.30 × 81,678,059.10
  4. Step 4: Simplify right side
    81,678,059.10x = 9,346,772,604,785,316
  5. Step 5: Solve for x
    x = 9,346,772,604,785,316/81,678,059.10
  6. Step 6: Final answer
    x = 114,434,313.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.