Home / 200,614,798.81-276,878,683.65-122,343,753.71

Finding the Fourth Proportional to 200,614,798.81, 276,878,683.65 and 122,343,753.71

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Solution

The fourth proportional to 200,614,798.81, 276,878,683.65 and 122,343,753.71 is: 168,852,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,614,798.81 : 276,878,683.65 = 122,343,753.71 : x
  2. Step 2: Convert to fraction form
    200,614,798.81/276,878,683.65 = 122,343,753.71/x
  3. Step 3: Cross multiply
    200,614,798.81x = 276,878,683.65 × 122,343,753.71
  4. Step 4: Simplify right side
    200,614,798.81x = 33,874,377,481,175,592
  5. Step 5: Solve for x
    x = 33,874,377,481,175,592/200,614,798.81
  6. Step 6: Final answer
    x = 168,852,834.80

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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.