Home / 82,798,441.10-124,197,661.65-82,231,570.70

Finding the Fourth Proportional to 82,798,441.10, 124,197,661.65 and 82,231,570.70

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Solution

The fourth proportional to 82,798,441.10, 124,197,661.65 and 82,231,570.70 is: 123,347,356.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,798,441.10 : 124,197,661.65 = 82,231,570.70 : x
  2. Step 2: Convert to fraction form
    82,798,441.10/124,197,661.65 = 82,231,570.70/x
  3. Step 3: Cross multiply
    82,798,441.10x = 124,197,661.65 × 82,231,570.70
  4. Step 4: Simplify right side
    82,798,441.10x = 10,212,968,794,746,654
  5. Step 5: Solve for x
    x = 10,212,968,794,746,654/82,798,441.10
  6. Step 6: Final answer
    x = 123,347,356.05

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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.