Home / 93,328,800.30-139,993,200.45-80,563,718.70

Finding the Fourth Proportional to 93,328,800.30, 139,993,200.45 and 80,563,718.70

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Solution

The fourth proportional to 93,328,800.30, 139,993,200.45 and 80,563,718.70 is: 120,845,578.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,328,800.30 : 139,993,200.45 = 80,563,718.70 : x
  2. Step 2: Convert to fraction form
    93,328,800.30/139,993,200.45 = 80,563,718.70/x
  3. Step 3: Cross multiply
    93,328,800.30x = 139,993,200.45 × 80,563,718.70
  4. Step 4: Simplify right side
    93,328,800.30x = 11,278,372,820,966,512
  5. Step 5: Solve for x
    x = 11,278,372,820,966,512/93,328,800.30
  6. Step 6: Final answer
    x = 120,845,578.05

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1.5x scale

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.