Home / 450,174,456.33-621,227,382.42-249,240,267.93

Finding the Fourth Proportional to 450,174,456.33, 621,227,382.42 and 249,240,267.93

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Solution

The fourth proportional to 450,174,456.33, 621,227,382.42 and 249,240,267.93 is: 343,944,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,174,456.33 : 621,227,382.42 = 249,240,267.93 : x
  2. Step 2: Convert to fraction form
    450,174,456.33/621,227,382.42 = 249,240,267.93/x
  3. Step 3: Cross multiply
    450,174,456.33x = 621,227,382.42 × 249,240,267.93
  4. Step 4: Simplify right side
    450,174,456.33x = 154,834,879,239,813,376
  5. Step 5: Solve for x
    x = 154,834,879,239,813,376/450,174,456.33
  6. Step 6: Final answer
    x = 343,944,168.89

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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.