Home / 514,222,092.77-709,670,252.88-291,243,440.50

Finding the Fourth Proportional to 514,222,092.77, 709,670,252.88 and 291,243,440.50

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Solution

The fourth proportional to 514,222,092.77, 709,670,252.88 and 291,243,440.50 is: 401,940,735.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,222,092.77 : 709,670,252.88 = 291,243,440.50 : x
  2. Step 2: Convert to fraction form
    514,222,092.77/709,670,252.88 = 291,243,440.50/x
  3. Step 3: Cross multiply
    514,222,092.77x = 709,670,252.88 × 291,243,440.50
  4. Step 4: Simplify right side
    514,222,092.77x = 206,686,806,067,502,048
  5. Step 5: Solve for x
    x = 206,686,806,067,502,048/514,222,092.77
  6. Step 6: Final answer
    x = 401,940,735.29

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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.