Home / 6,762,265,781.77-9,328,049,650.05-4,217,529,773.86

Finding the Fourth Proportional to 6,762,265,781.77, 9,328,049,650.05 and 4,217,529,773.86

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Solution

The fourth proportional to 6,762,265,781.77, 9,328,049,650.05 and 4,217,529,773.86 is: 5,817,772,977.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762,265,781.77 : 9,328,049,650.05 = 4,217,529,773.86 : x
  2. Step 2: Convert to fraction form
    6,762,265,781.77/9,328,049,650.05 = 4,217,529,773.86/x
  3. Step 3: Cross multiply
    6,762,265,781.77x = 9,328,049,650.05 × 4,217,529,773.86
  4. Step 4: Simplify right side
    6,762,265,781.77x = 39,341,327,131,130,224,640
  5. Step 5: Solve for x
    x = 39,341,327,131,130,224,640/6,762,265,781.77
  6. Step 6: Final answer
    x = 5,817,772,977.39

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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.