Home / 696,211,256.50-1,044,203,313.13-204,809,642.91

Finding the Fourth Proportional to 696,211,256.50, 1,044,203,313.13 and 204,809,642.91

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Solution

The fourth proportional to 696,211,256.50, 1,044,203,313.13 and 204,809,642.91 is: 307,181,054.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,211,256.50 : 1,044,203,313.13 = 204,809,642.91 : x
  2. Step 2: Convert to fraction form
    696,211,256.50/1,044,203,313.13 = 204,809,642.91/x
  3. Step 3: Cross multiply
    696,211,256.50x = 1,044,203,313.13 × 204,809,642.91
  4. Step 4: Simplify right side
    696,211,256.50x = 213,862,907,687,082,208
  5. Step 5: Solve for x
    x = 213,862,907,687,082,208/696,211,256.50
  6. Step 6: Final answer
    x = 307,181,054.16

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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.