Home / 9,126,369,670.42-12,594,464,093.18-5,057,339,344.58

Finding the Fourth Proportional to 9,126,369,670.42, 12,594,464,093.18 and 5,057,339,344.58

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Solution

The fourth proportional to 9,126,369,670.42, 12,594,464,093.18 and 5,057,339,344.58 is: 6,979,169,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126,369,670.42 : 12,594,464,093.18 = 5,057,339,344.58 : x
  2. Step 2: Convert to fraction form
    9,126,369,670.42/12,594,464,093.18 = 5,057,339,344.58/x
  3. Step 3: Cross multiply
    9,126,369,670.42x = 12,594,464,093.18 × 5,057,339,344.58
  4. Step 4: Simplify right side
    9,126,369,670.42x = 63,694,478,782,303,977,472
  5. Step 5: Solve for x
    x = 63,694,478,782,303,977,472/9,126,369,670.42
  6. Step 6: Final answer
    x = 6,979,169,273.49

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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.