Home / 88,232,079.47-121,751,739.70-51,054,943.86

Finding the Fourth Proportional to 88,232,079.47, 121,751,739.70 and 51,054,943.86

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Solution

The fourth proportional to 88,232,079.47, 121,751,739.70 and 51,054,943.86 is: 70,450,886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,232,079.47 : 121,751,739.70 = 51,054,943.86 : x
  2. Step 2: Convert to fraction form
    88,232,079.47/121,751,739.70 = 51,054,943.86/x
  3. Step 3: Cross multiply
    88,232,079.47x = 121,751,739.70 × 51,054,943.86
  4. Step 4: Simplify right side
    88,232,079.47x = 6,216,028,235,113,196
  5. Step 5: Solve for x
    x = 6,216,028,235,113,196/88,232,079.47
  6. Step 6: Final answer
    x = 70,450,886.72

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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.