Home / 74,055,373.64-102,190,350.58-42,265,386.48

Finding the Fourth Proportional to 74,055,373.64, 102,190,350.58 and 42,265,386.48

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Solution

The fourth proportional to 74,055,373.64, 102,190,350.58 and 42,265,386.48 is: 58,322,771.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,055,373.64 : 102,190,350.58 = 42,265,386.48 : x
  2. Step 2: Convert to fraction form
    74,055,373.64/102,190,350.58 = 42,265,386.48/x
  3. Step 3: Cross multiply
    74,055,373.64x = 102,190,350.58 × 42,265,386.48
  4. Step 4: Simplify right side
    74,055,373.64x = 4,319,114,661,790,391.50
  5. Step 5: Solve for x
    x = 4,319,114,661,790,391.50/74,055,373.64
  6. Step 6: Final answer
    x = 58,322,771.86

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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.