Home / 105,052,333.47-157,584,247.29-43,647,700.72

Finding the Fourth Proportional to 105,052,333.47, 157,584,247.29 and 43,647,700.72

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Solution

The fourth proportional to 105,052,333.47, 157,584,247.29 and 43,647,700.72 is: 65,473,938.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,052,333.47 : 157,584,247.29 = 43,647,700.72 : x
  2. Step 2: Convert to fraction form
    105,052,333.47/157,584,247.29 = 43,647,700.72/x
  3. Step 3: Cross multiply
    105,052,333.47x = 157,584,247.29 × 43,647,700.72
  4. Step 4: Simplify right side
    105,052,333.47x = 6,878,190,062,894,232
  5. Step 5: Solve for x
    x = 6,878,190,062,894,232/105,052,333.47
  6. Step 6: Final answer
    x = 65,473,938.90

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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.