Home / 543,475,418,452.55-749,998,342,798.23-299,599,529,722.52

Finding the Fourth Proportional to 543,475,418,452.55, 749,998,342,798.23 and 299,599,529,722.52

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Solution

The fourth proportional to 543,475,418,452.55, 749,998,342,798.23 and 299,599,529,722.52 is: 413,448,599,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,475,418,452.55 : 749,998,342,798.23 = 299,599,529,722.52 : x
  2. Step 2: Convert to fraction form
    543,475,418,452.55/749,998,342,798.23 = 299,599,529,722.52/x
  3. Step 3: Cross multiply
    543,475,418,452.55x = 749,998,342,798.23 × 299,599,529,722.52
  4. Step 4: Simplify right side
    543,475,418,452.55x = 224,699,150,795,019,076,501,504
  5. Step 5: Solve for x
    x = 224,699,150,795,019,076,501,504/543,475,418,452.55
  6. Step 6: Final answer
    x = 413,448,599,818.57

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Double scale
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1.5x scale

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.