Home / 12,411,888,778.68-17,128,768,241.43-6,773,467,810.47

Finding the Fourth Proportional to 12,411,888,778.68, 17,128,768,241.43 and 6,773,467,810.47

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Solution

The fourth proportional to 12,411,888,778.68, 17,128,768,241.43 and 6,773,467,810.47 is: 9,347,582,981.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,411,888,778.68 : 17,128,768,241.43 = 6,773,467,810.47 : x
  2. Step 2: Convert to fraction form
    12,411,888,778.68/17,128,768,241.43 = 6,773,467,810.47/x
  3. Step 3: Cross multiply
    12,411,888,778.68x = 17,128,768,241.43 × 6,773,467,810.47
  4. Step 4: Simplify right side
    12,411,888,778.68x = 116,021,160,316,326,936,576
  5. Step 5: Solve for x
    x = 116,021,160,316,326,936,576/12,411,888,778.68
  6. Step 6: Final answer
    x = 9,347,582,981.54

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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.