Home / 90,393,004.02-135,509,888.28-35,843,931.48

Finding the Fourth Proportional to 90,393,004.02, 135,509,888.28 and 35,843,931.48

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Solution

The fourth proportional to 90,393,004.02, 135,509,888.28 and 35,843,931.48 is: 53,734,326.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,393,004.02 : 135,509,888.28 = 35,843,931.48 : x
  2. Step 2: Convert to fraction form
    90,393,004.02/135,509,888.28 = 35,843,931.48/x
  3. Step 3: Cross multiply
    90,393,004.02x = 135,509,888.28 × 35,843,931.48
  4. Step 4: Simplify right side
    90,393,004.02x = 4,857,207,150,370,775
  5. Step 5: Solve for x
    x = 4,857,207,150,370,775/90,393,004.02
  6. Step 6: Final answer
    x = 53,734,326.05

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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.