Home / 611,489,154.83-843,864,741.43-347,165,754.17

Finding the Fourth Proportional to 611,489,154.83, 843,864,741.43 and 347,165,754.17

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Solution

The fourth proportional to 611,489,154.83, 843,864,741.43 and 347,165,754.17 is: 479,094,252.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,489,154.83 : 843,864,741.43 = 347,165,754.17 : x
  2. Step 2: Convert to fraction form
    611,489,154.83/843,864,741.43 = 347,165,754.17/x
  3. Step 3: Cross multiply
    611,489,154.83x = 843,864,741.43 × 347,165,754.17
  4. Step 4: Simplify right side
    611,489,154.83x = 292,960,939,370,930,752
  5. Step 5: Solve for x
    x = 292,960,939,370,930,752/611,489,154.83
  6. Step 6: Final answer
    x = 479,094,252.22

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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.