Home / 404,208,048.30-606,312,072.45-220,542,038.70

Finding the Fourth Proportional to 404,208,048.30, 606,312,072.45 and 220,542,038.70

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Solution

The fourth proportional to 404,208,048.30, 606,312,072.45 and 220,542,038.70 is: 330,813,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,208,048.30 : 606,312,072.45 = 220,542,038.70 : x
  2. Step 2: Convert to fraction form
    404,208,048.30/606,312,072.45 = 220,542,038.70/x
  3. Step 3: Cross multiply
    404,208,048.30x = 606,312,072.45 × 220,542,038.70
  4. Step 4: Simplify right side
    404,208,048.30x = 133,717,300,546,545,104
  5. Step 5: Solve for x
    x = 133,717,300,546,545,104/404,208,048.30
  6. Step 6: Final answer
    x = 330,813,058.05

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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.