Home / 102,608,164.58-141,599,403.63-55,565,319.15

Finding the Fourth Proportional to 102,608,164.58, 141,599,403.63 and 55,565,319.15

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Solution

The fourth proportional to 102,608,164.58, 141,599,403.63 and 55,565,319.15 is: 76,680,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,608,164.58 : 141,599,403.63 = 55,565,319.15 : x
  2. Step 2: Convert to fraction form
    102,608,164.58/141,599,403.63 = 55,565,319.15/x
  3. Step 3: Cross multiply
    102,608,164.58x = 141,599,403.63 × 55,565,319.15
  4. Step 4: Simplify right side
    102,608,164.58x = 7,868,016,054,150,618
  5. Step 5: Solve for x
    x = 7,868,016,054,150,618/102,608,164.58
  6. Step 6: Final answer
    x = 76,680,214.35

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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.