Home / 145,934,492.45-201,380,738.27-83,201,819.00

Finding the Fourth Proportional to 145,934,492.45, 201,380,738.27 and 83,201,819.00

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Solution

The fourth proportional to 145,934,492.45, 201,380,738.27 and 83,201,819.00 is: 114,813,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,934,492.45 : 201,380,738.27 = 83,201,819.00 : x
  2. Step 2: Convert to fraction form
    145,934,492.45/201,380,738.27 = 83,201,819.00/x
  3. Step 3: Cross multiply
    145,934,492.45x = 201,380,738.27 × 83,201,819.00
  4. Step 4: Simplify right side
    145,934,492.45x = 16,755,243,734,204,000
  5. Step 5: Solve for x
    x = 16,755,243,734,204,000/145,934,492.45
  6. Step 6: Final answer
    x = 114,813,458.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.