Home / 93,312,806.20-139,969,209.30-89,911,583.80

Finding the Fourth Proportional to 93,312,806.20, 139,969,209.30 and 89,911,583.80

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Solution

The fourth proportional to 93,312,806.20, 139,969,209.30 and 89,911,583.80 is: 134,867,375.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,806.20 : 139,969,209.30 = 89,911,583.80 : x
  2. Step 2: Convert to fraction form
    93,312,806.20/139,969,209.30 = 89,911,583.80/x
  3. Step 3: Cross multiply
    93,312,806.20x = 139,969,209.30 × 89,911,583.80
  4. Step 4: Simplify right side
    93,312,806.20x = 12,584,853,291,396,690
  5. Step 5: Solve for x
    x = 12,584,853,291,396,690/93,312,806.20
  6. Step 6: Final answer
    x = 134,867,375.70

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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.