Home / 93,312,762.20-139,969,143.30-82,353,267.80

Finding the Fourth Proportional to 93,312,762.20, 139,969,143.30 and 82,353,267.80

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Solution

The fourth proportional to 93,312,762.20, 139,969,143.30 and 82,353,267.80 is: 123,529,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,762.20 : 139,969,143.30 = 82,353,267.80 : x
  2. Step 2: Convert to fraction form
    93,312,762.20/139,969,143.30 = 82,353,267.80/x
  3. Step 3: Cross multiply
    93,312,762.20x = 139,969,143.30 × 82,353,267.80
  4. Step 4: Simplify right side
    93,312,762.20x = 11,526,916,341,921,476
  5. Step 5: Solve for x
    x = 11,526,916,341,921,476/93,312,762.20
  6. Step 6: Final answer
    x = 123,529,901.70

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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.