Home / 404,538,641.76-606,576,187.20-124,346,588.16

Finding the Fourth Proportional to 404,538,641.76, 606,576,187.20 and 124,346,588.16

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Solution

The fourth proportional to 404,538,641.76, 606,576,187.20 and 124,346,588.16 is: 186,448,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,538,641.76 : 606,576,187.20 = 124,346,588.16 : x
  2. Step 2: Convert to fraction form
    404,538,641.76/606,576,187.20 = 124,346,588.16/x
  3. Step 3: Cross multiply
    404,538,641.76x = 606,576,187.20 × 124,346,588.16
  4. Step 4: Simplify right side
    404,538,641.76x = 75,425,679,337,421,472
  5. Step 5: Solve for x
    x = 75,425,679,337,421,472/404,538,641.76
  6. Step 6: Final answer
    x = 186,448,639.39

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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.