Home / 108,103,193.03-162,413,478.95-69,317,634.71

Finding the Fourth Proportional to 108,103,193.03, 162,413,478.95 and 69,317,634.71

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Solution

The fourth proportional to 108,103,193.03, 162,413,478.95 and 69,317,634.71 is: 104,142,328.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,103,193.03 : 162,413,478.95 = 69,317,634.71 : x
  2. Step 2: Convert to fraction form
    108,103,193.03/162,413,478.95 = 69,317,634.71/x
  3. Step 3: Cross multiply
    108,103,193.03x = 162,413,478.95 × 69,317,634.71
  4. Step 4: Simplify right side
    108,103,193.03x = 11,258,118,205,895,820
  5. Step 5: Solve for x
    x = 11,258,118,205,895,820/108,103,193.03
  6. Step 6: Final answer
    x = 104,142,328.18

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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.