Home / 839,960,738.74-1,260,001,642.91-322,391,179.23

Finding the Fourth Proportional to 839,960,738.74, 1,260,001,642.91 and 322,391,179.23

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Solution

The fourth proportional to 839,960,738.74, 1,260,001,642.91 and 322,391,179.23 is: 483,610,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,960,738.74 : 1,260,001,642.91 = 322,391,179.23 : x
  2. Step 2: Convert to fraction form
    839,960,738.74/1,260,001,642.91 = 322,391,179.23/x
  3. Step 3: Cross multiply
    839,960,738.74x = 1,260,001,642.91 × 322,391,179.23
  4. Step 4: Simplify right side
    839,960,738.74x = 406,213,415,489,492,352
  5. Step 5: Solve for x
    x = 406,213,415,489,492,352/839,960,738.74
  6. Step 6: Final answer
    x = 483,610,003.13

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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.