Home / 504,440,117.96-696,175,279.08-316,298,194.16

Finding the Fourth Proportional to 504,440,117.96, 696,175,279.08 and 316,298,194.16

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Solution

The fourth proportional to 504,440,117.96, 696,175,279.08 and 316,298,194.16 is: 436,521,552.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,440,117.96 : 696,175,279.08 = 316,298,194.16 : x
  2. Step 2: Convert to fraction form
    504,440,117.96/696,175,279.08 = 316,298,194.16/x
  3. Step 3: Cross multiply
    504,440,117.96x = 696,175,279.08 × 316,298,194.16
  4. Step 4: Simplify right side
    504,440,117.96x = 220,198,983,591,838,048
  5. Step 5: Solve for x
    x = 220,198,983,591,838,048/504,440,117.96
  6. Step 6: Final answer
    x = 436,521,552.81

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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.