Home / 98,490,513.60-135,917,442.18-53,836,546.32

Finding the Fourth Proportional to 98,490,513.60, 135,917,442.18 and 53,836,546.32

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Solution

The fourth proportional to 98,490,513.60, 135,917,442.18 and 53,836,546.32 is: 74,294,725.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,490,513.60 : 135,917,442.18 = 53,836,546.32 : x
  2. Step 2: Convert to fraction form
    98,490,513.60/135,917,442.18 = 53,836,546.32/x
  3. Step 3: Cross multiply
    98,490,513.60x = 135,917,442.18 × 53,836,546.32
  4. Step 4: Simplify right side
    98,490,513.60x = 7,317,325,671,619,492
  5. Step 5: Solve for x
    x = 7,317,325,671,619,492/98,490,513.60
  6. Step 6: Final answer
    x = 74,294,725.49

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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.