Home / 12,992,348,024.06-17,928,960,175.96-7,051,772,980.22

Finding the Fourth Proportional to 12,992,348,024.06, 17,928,960,175.96 and 7,051,772,980.22

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Solution

The fourth proportional to 12,992,348,024.06, 17,928,960,175.96 and 7,051,772,980.22 is: 9,731,186,133.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,992,348,024.06 : 17,928,960,175.96 = 7,051,772,980.22 : x
  2. Step 2: Convert to fraction form
    12,992,348,024.06/17,928,960,175.96 = 7,051,772,980.22/x
  3. Step 3: Cross multiply
    12,992,348,024.06x = 17,928,960,175.96 × 7,051,772,980.22
  4. Step 4: Simplify right side
    12,992,348,024.06x = 126,430,956,932,171,399,168
  5. Step 5: Solve for x
    x = 126,430,956,932,171,399,168/12,992,348,024.06
  6. Step 6: Final answer
    x = 9,731,186,133.41

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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.