Home / 411,036,805.20-616,555,207.80-333,552,707.40

Finding the Fourth Proportional to 411,036,805.20, 616,555,207.80 and 333,552,707.40

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Solution

The fourth proportional to 411,036,805.20, 616,555,207.80 and 333,552,707.40 is: 500,329,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,036,805.20 : 616,555,207.80 = 333,552,707.40 : x
  2. Step 2: Convert to fraction form
    411,036,805.20/616,555,207.80 = 333,552,707.40/x
  3. Step 3: Cross multiply
    411,036,805.20x = 616,555,207.80 × 333,552,707.40
  4. Step 4: Simplify right side
    411,036,805.20x = 205,653,658,823,259,552
  5. Step 5: Solve for x
    x = 205,653,658,823,259,552/411,036,805.20
  6. Step 6: Final answer
    x = 500,329,061.10

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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.