Home / 74,055,358.65-102,190,329.90-42,265,371.48

Finding the Fourth Proportional to 74,055,358.65, 102,190,329.90 and 42,265,371.48

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Solution

The fourth proportional to 74,055,358.65, 102,190,329.90 and 42,265,371.48 is: 58,322,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,055,358.65 : 102,190,329.90 = 42,265,371.48 : x
  2. Step 2: Convert to fraction form
    74,055,358.65/102,190,329.90 = 42,265,371.48/x
  3. Step 3: Cross multiply
    74,055,358.65x = 102,190,329.90 × 42,265,371.48
  4. Step 4: Simplify right side
    74,055,358.65x = 4,319,112,254,887,251
  5. Step 5: Solve for x
    x = 4,319,112,254,887,251/74,055,358.65
  6. Step 6: Final answer
    x = 58,322,751.16

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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.