Home / 194,791,572-268,820,819.28-107,871,444

Finding the Fourth Proportional to 194,791,572, 268,820,819.28 and 107,871,444

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Solution

The fourth proportional to 194,791,572, 268,820,819.28 and 107,871,444 is: 148,867,272.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,791,572 : 268,820,819.28 = 107,871,444 : x
  2. Step 2: Convert to fraction form
    194,791,572/268,820,819.28 = 107,871,444/x
  3. Step 3: Cross multiply
    194,791,572x = 268,820,819.28 × 107,871,444
  4. Step 4: Simplify right side
    194,791,572x = 28,998,089,952,996,636
  5. Step 5: Solve for x
    x = 28,998,089,952,996,636/194,791,572
  6. Step 6: Final answer
    x = 148,867,272.11

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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.