Home / 443,341,537,845.56-664,654,434,224.10-407,556,190,890.98

Finding the Fourth Proportional to 443,341,537,845.56, 664,654,434,224.10 and 407,556,190,890.98

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Solution

The fourth proportional to 443,341,537,845.56, 664,654,434,224.10 and 407,556,190,890.98 is: 611,005,300,309.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,341,537,845.56 : 664,654,434,224.10 = 407,556,190,890.98 : x
  2. Step 2: Convert to fraction form
    443,341,537,845.56/664,654,434,224.10 = 407,556,190,890.98/x
  3. Step 3: Cross multiply
    443,341,537,845.56x = 664,654,434,224.10 × 407,556,190,890.98
  4. Step 4: Simplify right side
    443,341,537,845.56x = 270,884,029,471,173,573,083,136
  5. Step 5: Solve for x
    x = 270,884,029,471,173,573,083,136/443,341,537,845.56
  6. Step 6: Final answer
    x = 611,005,300,309.89

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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.