Home / 97,311,816.38-134,290,662.51-52,657,788.86

Finding the Fourth Proportional to 97,311,816.38, 134,290,662.51 and 52,657,788.86

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Solution

The fourth proportional to 97,311,816.38, 134,290,662.51 and 52,657,788.86 is: 72,667,941.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,311,816.38 : 134,290,662.51 = 52,657,788.86 : x
  2. Step 2: Convert to fraction form
    97,311,816.38/134,290,662.51 = 52,657,788.86/x
  3. Step 3: Cross multiply
    97,311,816.38x = 134,290,662.51 × 52,657,788.86
  4. Step 4: Simplify right side
    97,311,816.38x = 7,071,449,351,649,643
  5. Step 5: Solve for x
    x = 7,071,449,351,649,643/97,311,816.38
  6. Step 6: Final answer
    x = 72,667,941.21

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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.