Home / 517,968,166.20-776,952,249.30-514,944,857.40

Finding the Fourth Proportional to 517,968,166.20, 776,952,249.30 and 514,944,857.40

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Solution

The fourth proportional to 517,968,166.20, 776,952,249.30 and 514,944,857.40 is: 772,417,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,968,166.20 : 776,952,249.30 = 514,944,857.40 : x
  2. Step 2: Convert to fraction form
    517,968,166.20/776,952,249.30 = 514,944,857.40/x
  3. Step 3: Cross multiply
    517,968,166.20x = 776,952,249.30 × 514,944,857.40
  4. Step 4: Simplify right side
    517,968,166.20x = 400,087,565,222,397,696
  5. Step 5: Solve for x
    x = 400,087,565,222,397,696/517,968,166.20
  6. Step 6: Final answer
    x = 772,417,286.10

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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.