Home / 98,290,828.64-135,644,226.23-53,639,683.72

Finding the Fourth Proportional to 98,290,828.64, 135,644,226.23 and 53,639,683.72

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Solution

The fourth proportional to 98,290,828.64, 135,644,226.23 and 53,639,683.72 is: 74,024,336.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,290,828.64 : 135,644,226.23 = 53,639,683.72 : x
  2. Step 2: Convert to fraction form
    98,290,828.64/135,644,226.23 = 53,639,683.72/x
  3. Step 3: Cross multiply
    98,290,828.64x = 135,644,226.23 × 53,639,683.72
  4. Step 4: Simplify right side
    98,290,828.64x = 7,275,913,392,914,863
  5. Step 5: Solve for x
    x = 7,275,913,392,914,863/98,290,828.64
  6. Step 6: Final answer
    x = 74,024,336.69

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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.