Home / 89,134,258.66-122,975,873.80-53,838,875.59

Finding the Fourth Proportional to 89,134,258.66, 122,975,873.80 and 53,838,875.59

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Solution

The fourth proportional to 89,134,258.66, 122,975,873.80 and 53,838,875.59 is: 74,279,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,134,258.66 : 122,975,873.80 = 53,838,875.59 : x
  2. Step 2: Convert to fraction form
    89,134,258.66/122,975,873.80 = 53,838,875.59/x
  3. Step 3: Cross multiply
    89,134,258.66x = 122,975,873.80 × 53,838,875.59
  4. Step 4: Simplify right side
    89,134,258.66x = 6,620,882,770,089,741
  5. Step 5: Solve for x
    x = 6,620,882,770,089,741/89,134,258.66
  6. Step 6: Final answer
    x = 74,279,888.22

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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.