Home / 353,609,888.63-488,183,913.74-234,693,742.86

Finding the Fourth Proportional to 353,609,888.63, 488,183,913.74 and 234,693,742.86

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Solution

The fourth proportional to 353,609,888.63, 488,183,913.74 and 234,693,742.86 is: 324,011,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,609,888.63 : 488,183,913.74 = 234,693,742.86 : x
  2. Step 2: Convert to fraction form
    353,609,888.63/488,183,913.74 = 234,693,742.86/x
  3. Step 3: Cross multiply
    353,609,888.63x = 488,183,913.74 × 234,693,742.86
  4. Step 4: Simplify right side
    353,609,888.63x = 114,573,709,920,270,720
  5. Step 5: Solve for x
    x = 114,573,709,920,270,720/353,609,888.63
  6. Step 6: Final answer
    x = 324,011,611.68

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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.