Home / 410,514,092.08-615,765,999.78-99,624,283.12

Finding the Fourth Proportional to 410,514,092.08, 615,765,999.78 and 99,624,283.12

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Solution

The fourth proportional to 410,514,092.08, 615,765,999.78 and 99,624,283.12 is: 149,435,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,514,092.08 : 615,765,999.78 = 99,624,283.12 : x
  2. Step 2: Convert to fraction form
    410,514,092.08/615,765,999.78 = 99,624,283.12/x
  3. Step 3: Cross multiply
    410,514,092.08x = 615,765,999.78 × 99,624,283.12
  4. Step 4: Simplify right side
    410,514,092.08x = 61,345,246,297,752,576
  5. Step 5: Solve for x
    x = 61,345,246,297,752,576/410,514,092.08
  6. Step 6: Final answer
    x = 149,435,177.70

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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.