Home / 29,068,623,341.67-40,122,163,945.05-18,932,609,245.29

Finding the Fourth Proportional to 29,068,623,341.67, 40,122,163,945.05 and 18,932,609,245.29

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Solution

The fourth proportional to 29,068,623,341.67, 40,122,163,945.05 and 18,932,609,245.29 is: 26,131,861,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,068,623,341.67 : 40,122,163,945.05 = 18,932,609,245.29 : x
  2. Step 2: Convert to fraction form
    29,068,623,341.67/40,122,163,945.05 = 18,932,609,245.29/x
  3. Step 3: Cross multiply
    29,068,623,341.67x = 40,122,163,945.05 × 18,932,609,245.29
  4. Step 4: Simplify right side
    29,068,623,341.67x = 759,617,252,047,094,808,576
  5. Step 5: Solve for x
    x = 759,617,252,047,094,808,576/29,068,623,341.67
  6. Step 6: Final answer
    x = 26,131,861,943.33

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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.