Home / 7,975,277,782.60-11,962,916,673.90-5,363,138,979.40

Finding the Fourth Proportional to 7,975,277,782.60, 11,962,916,673.90 and 5,363,138,979.40

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Solution

The fourth proportional to 7,975,277,782.60, 11,962,916,673.90 and 5,363,138,979.40 is: 8,044,708,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975,277,782.60 : 11,962,916,673.90 = 5,363,138,979.40 : x
  2. Step 2: Convert to fraction form
    7,975,277,782.60/11,962,916,673.90 = 5,363,138,979.40/x
  3. Step 3: Cross multiply
    7,975,277,782.60x = 11,962,916,673.90 × 5,363,138,979.40
  4. Step 4: Simplify right side
    7,975,277,782.60x = 64,158,784,721,107,279,872
  5. Step 5: Solve for x
    x = 64,158,784,721,107,279,872/7,975,277,782.60
  6. Step 6: Final answer
    x = 8,044,708,469.10

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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.