Home / 616,587,886.91-850,890,363.78-334,329,814.88

Finding the Fourth Proportional to 616,587,886.91, 850,890,363.78 and 334,329,814.88

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Solution

The fourth proportional to 616,587,886.91, 850,890,363.78 and 334,329,814.88 is: 461,374,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,587,886.91 : 850,890,363.78 = 334,329,814.88 : x
  2. Step 2: Convert to fraction form
    616,587,886.91/850,890,363.78 = 334,329,814.88/x
  3. Step 3: Cross multiply
    616,587,886.91x = 850,890,363.78 × 334,329,814.88
  4. Step 4: Simplify right side
    616,587,886.91x = 284,478,017,801,488,800
  5. Step 5: Solve for x
    x = 284,478,017,801,488,800/616,587,886.91
  6. Step 6: Final answer
    x = 461,374,645.60

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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.