Home / 17,312,464,142.16-23,889,184,972.86-9,691,927,333.68

Finding the Fourth Proportional to 17,312,464,142.16, 23,889,184,972.86 and 9,691,927,333.68

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Solution

The fourth proportional to 17,312,464,142.16, 23,889,184,972.86 and 9,691,927,333.68 is: 13,373,731,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312,464,142.16 : 23,889,184,972.86 = 9,691,927,333.68 : x
  2. Step 2: Convert to fraction form
    17,312,464,142.16/23,889,184,972.86 = 9,691,927,333.68/x
  3. Step 3: Cross multiply
    17,312,464,142.16x = 23,889,184,972.86 × 9,691,927,333.68
  4. Step 4: Simplify right side
    17,312,464,142.16x = 231,532,244,817,799,348,224
  5. Step 5: Solve for x
    x = 231,532,244,817,799,348,224/17,312,464,142.16
  6. Step 6: Final answer
    x = 13,373,731,371.61

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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.