Home / 2,901,136,653.72-4,003,530,285.42-1,613,639,839.32

Finding the Fourth Proportional to 2,901,136,653.72, 4,003,530,285.42 and 1,613,639,839.32

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Solution

The fourth proportional to 2,901,136,653.72, 4,003,530,285.42 and 1,613,639,839.32 is: 2,226,801,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901,136,653.72 : 4,003,530,285.42 = 1,613,639,839.32 : x
  2. Step 2: Convert to fraction form
    2,901,136,653.72/4,003,530,285.42 = 1,613,639,839.32/x
  3. Step 3: Cross multiply
    2,901,136,653.72x = 4,003,530,285.42 × 1,613,639,839.32
  4. Step 4: Simplify right side
    2,901,136,653.72x = 6,460,255,966,477,882,368
  5. Step 5: Solve for x
    x = 6,460,255,966,477,882,368/2,901,136,653.72
  6. Step 6: Final answer
    x = 2,226,801,677.26

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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.