Home / 30,371,906,501.57-41,913,227,381.06-18,164,609,734.49

Finding the Fourth Proportional to 30,371,906,501.57, 41,913,227,381.06 and 18,164,609,734.49

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Solution

The fourth proportional to 30,371,906,501.57, 41,913,227,381.06 and 18,164,609,734.49 is: 25,067,159,285.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,371,906,501.57 : 41,913,227,381.06 = 18,164,609,734.49 : x
  2. Step 2: Convert to fraction form
    30,371,906,501.57/41,913,227,381.06 = 18,164,609,734.49/x
  3. Step 3: Cross multiply
    30,371,906,501.57x = 41,913,227,381.06 × 18,164,609,734.49
  4. Step 4: Simplify right side
    30,371,906,501.57x = 761,337,418,089,722,019,840
  5. Step 5: Solve for x
    x = 761,337,418,089,722,019,840/30,371,906,501.57
  6. Step 6: Final answer
    x = 25,067,159,285.85

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1.5x scale

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.