Home / 21,613,717,527.32-29,827,234,757.94-12,453,183,597.98

Finding the Fourth Proportional to 21,613,717,527.32, 29,827,234,757.94 and 12,453,183,597.98

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Solution

The fourth proportional to 21,613,717,527.32, 29,827,234,757.94 and 12,453,183,597.98 is: 17,185,568,849.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,613,717,527.32 : 29,827,234,757.94 = 12,453,183,597.98 : x
  2. Step 2: Convert to fraction form
    21,613,717,527.32/29,827,234,757.94 = 12,453,183,597.98/x
  3. Step 3: Cross multiply
    21,613,717,527.32x = 29,827,234,757.94 × 12,453,183,597.98
  4. Step 4: Simplify right side
    21,613,717,527.32x = 371,444,030,660,677,337,088
  5. Step 5: Solve for x
    x = 371,444,030,660,677,337,088/21,613,717,527.32
  6. Step 6: Final answer
    x = 17,185,568,849.56

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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.