Home / 73,687,064.02-101,686,352.60-40,646,589.72

Finding the Fourth Proportional to 73,687,064.02, 101,686,352.60 and 40,646,589.72

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Solution

The fourth proportional to 73,687,064.02, 101,686,352.60 and 40,646,589.72 is: 56,091,303.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,687,064.02 : 101,686,352.60 = 40,646,589.72 : x
  2. Step 2: Convert to fraction form
    73,687,064.02/101,686,352.60 = 40,646,589.72/x
  3. Step 3: Cross multiply
    73,687,064.02x = 101,686,352.60 × 40,646,589.72
  4. Step 4: Simplify right side
    73,687,064.02x = 4,133,203,454,255,455
  5. Step 5: Solve for x
    x = 4,133,203,454,255,455/73,687,064.02
  6. Step 6: Final answer
    x = 56,091,303.26

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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.