Home / 10,428,404,400.88-14,391,470,822.76-5,670,958,520.32

Finding the Fourth Proportional to 10,428,404,400.88, 14,391,470,822.76 and 5,670,958,520.32

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Solution

The fourth proportional to 10,428,404,400.88, 14,391,470,822.76 and 5,670,958,520.32 is: 7,826,071,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,428,404,400.88 : 14,391,470,822.76 = 5,670,958,520.32 : x
  2. Step 2: Convert to fraction form
    10,428,404,400.88/14,391,470,822.76 = 5,670,958,520.32/x
  3. Step 3: Cross multiply
    10,428,404,400.88x = 14,391,470,822.76 × 5,670,958,520.32
  4. Step 4: Simplify right side
    10,428,404,400.88x = 81,613,434,082,267,496,448
  5. Step 5: Solve for x
    x = 81,613,434,082,267,496,448/10,428,404,400.88
  6. Step 6: Final answer
    x = 7,826,071,079.04

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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.