Home / 108,868,622.60-163,302,933.90-89,721,000.20

Finding the Fourth Proportional to 108,868,622.60, 163,302,933.90 and 89,721,000.20

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Solution

The fourth proportional to 108,868,622.60, 163,302,933.90 and 89,721,000.20 is: 134,581,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,868,622.60 : 163,302,933.90 = 89,721,000.20 : x
  2. Step 2: Convert to fraction form
    108,868,622.60/163,302,933.90 = 89,721,000.20/x
  3. Step 3: Cross multiply
    108,868,622.60x = 163,302,933.90 × 89,721,000.20
  4. Step 4: Simplify right side
    108,868,622.60x = 14,651,702,565,102,488
  5. Step 5: Solve for x
    x = 14,651,702,565,102,488/108,868,622.60
  6. Step 6: Final answer
    x = 134,581,500.30

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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.