Home / 85,343,659.19-117,774,620.54-46,185,439.22

Finding the Fourth Proportional to 85,343,659.19, 117,774,620.54 and 46,185,439.22

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Solution

The fourth proportional to 85,343,659.19, 117,774,620.54 and 46,185,439.22 is: 63,736,106.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,343,659.19 : 117,774,620.54 = 46,185,439.22 : x
  2. Step 2: Convert to fraction form
    85,343,659.19/117,774,620.54 = 46,185,439.22/x
  3. Step 3: Cross multiply
    85,343,659.19x = 117,774,620.54 × 46,185,439.22
  4. Step 4: Simplify right side
    85,343,659.19x = 5,439,472,578,608,734
  5. Step 5: Solve for x
    x = 5,439,472,578,608,734/85,343,659.19
  6. Step 6: Final answer
    x = 63,736,106.82

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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.