Home / 108,590,069.40-162,885,104.10-89,458,193.40

Finding the Fourth Proportional to 108,590,069.40, 162,885,104.10 and 89,458,193.40

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Solution

The fourth proportional to 108,590,069.40, 162,885,104.10 and 89,458,193.40 is: 134,187,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,590,069.40 : 162,885,104.10 = 89,458,193.40 : x
  2. Step 2: Convert to fraction form
    108,590,069.40/162,885,104.10 = 89,458,193.40/x
  3. Step 3: Cross multiply
    108,590,069.40x = 162,885,104.10 × 89,458,193.40
  4. Step 4: Simplify right side
    108,590,069.40x = 14,571,407,144,556,934
  5. Step 5: Solve for x
    x = 14,571,407,144,556,934/108,590,069.40
  6. Step 6: Final answer
    x = 134,187,290.10

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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.