Home / 70,863,735.20-97,791,954.32-38,268,684.96

Finding the Fourth Proportional to 70,863,735.20, 97,791,954.32 and 38,268,684.96

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Solution

The fourth proportional to 70,863,735.20, 97,791,954.32 and 38,268,684.96 is: 52,810,785.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,863,735.20 : 97,791,954.32 = 38,268,684.96 : x
  2. Step 2: Convert to fraction form
    70,863,735.20/97,791,954.32 = 38,268,684.96/x
  3. Step 3: Cross multiply
    70,863,735.20x = 97,791,954.32 × 38,268,684.96
  4. Step 4: Simplify right side
    70,863,735.20x = 3,742,369,491,494,791
  5. Step 5: Solve for x
    x = 3,742,369,491,494,791/70,863,735.20
  6. Step 6: Final answer
    x = 52,810,785.11

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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.