Home / 18,307,432,732,390-25,247,286,871,212-13,361,219,852,508

Finding the Fourth Proportional to 18,307,432,732,390, 25,247,286,871,212 and 13,361,219,852,508

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Solution

The fourth proportional to 18,307,432,732,390, 25,247,286,871,212 and 13,361,219,852,508 is: 18,426,098,049,716.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307,432,732,390 : 25,247,286,871,212 = 13,361,219,852,508 : x
  2. Step 2: Convert to fraction form
    18,307,432,732,390/25,247,286,871,212 = 13,361,219,852,508/x
  3. Step 3: Cross multiply
    18,307,432,732,390x = 25,247,286,871,212 × 13,361,219,852,508
  4. Step 4: Simplify right side
    18,307,432,732,390x = 337,334,550,565,602,374,788,841,472
  5. Step 5: Solve for x
    x = 337,334,550,565,602,374,788,841,472/18,307,432,732,390
  6. Step 6: Final answer
    x = 18,426,098,049,716.23

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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.