Home / 108,257,568.40-162,386,352.60-105,068,922.40

Finding the Fourth Proportional to 108,257,568.40, 162,386,352.60 and 105,068,922.40

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Solution

The fourth proportional to 108,257,568.40, 162,386,352.60 and 105,068,922.40 is: 157,603,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,257,568.40 : 162,386,352.60 = 105,068,922.40 : x
  2. Step 2: Convert to fraction form
    108,257,568.40/162,386,352.60 = 105,068,922.40/x
  3. Step 3: Cross multiply
    108,257,568.40x = 162,386,352.60 × 105,068,922.40
  4. Step 4: Simplify right side
    108,257,568.40x = 17,061,759,080,148,438
  5. Step 5: Solve for x
    x = 17,061,759,080,148,438/108,257,568.40
  6. Step 6: Final answer
    x = 157,603,383.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.