Home / 514,222,295.94-709,670,532.60-291,243,642.66

Finding the Fourth Proportional to 514,222,295.94, 709,670,532.60 and 291,243,642.66

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Solution

The fourth proportional to 514,222,295.94, 709,670,532.60 and 291,243,642.66 is: 401,941,013.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,222,295.94 : 709,670,532.60 = 291,243,642.66 : x
  2. Step 2: Convert to fraction form
    514,222,295.94/709,670,532.60 = 291,243,642.66/x
  3. Step 3: Cross multiply
    514,222,295.94x = 709,670,532.60 × 291,243,642.66
  4. Step 4: Simplify right side
    514,222,295.94x = 206,687,031,002,886,304
  5. Step 5: Solve for x
    x = 206,687,031,002,886,304/514,222,295.94
  6. Step 6: Final answer
    x = 401,941,013.91

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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.