Home / 107,791,881.32-161,689,118.57-30,064,052.43

Finding the Fourth Proportional to 107,791,881.32, 161,689,118.57 and 30,064,052.43

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Solution

The fourth proportional to 107,791,881.32, 161,689,118.57 and 30,064,052.43 is: 45,096,440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,791,881.32 : 161,689,118.57 = 30,064,052.43 : x
  2. Step 2: Convert to fraction form
    107,791,881.32/161,689,118.57 = 30,064,052.43/x
  3. Step 3: Cross multiply
    107,791,881.32x = 161,689,118.57 × 30,064,052.43
  4. Step 4: Simplify right side
    107,791,881.32x = 4,861,030,138,528,349
  5. Step 5: Solve for x
    x = 4,861,030,138,528,349/107,791,881.32
  6. Step 6: Final answer
    x = 45,096,440.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.