Home / 90,325,939.46-124,647,370.02-53,158,406.63

Finding the Fourth Proportional to 90,325,939.46, 124,647,370.02 and 53,158,406.63

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Solution

The fourth proportional to 90,325,939.46, 124,647,370.02 and 53,158,406.63 is: 73,357,173.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,325,939.46 : 124,647,370.02 = 53,158,406.63 : x
  2. Step 2: Convert to fraction form
    90,325,939.46/124,647,370.02 = 53,158,406.63/x
  3. Step 3: Cross multiply
    90,325,939.46x = 124,647,370.02 × 53,158,406.63
  4. Step 4: Simplify right side
    90,325,939.46x = 6,626,055,580,259,994
  5. Step 5: Solve for x
    x = 6,626,055,580,259,994/90,325,939.46
  6. Step 6: Final answer
    x = 73,357,173.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.