Home / 448,688,650.23-619,293,649.50-263,109,453.03

Finding the Fourth Proportional to 448,688,650.23, 619,293,649.50 and 263,109,453.03

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Solution

The fourth proportional to 448,688,650.23, 619,293,649.50 and 263,109,453.03 is: 363,151,627.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,688,650.23 : 619,293,649.50 = 263,109,453.03 : x
  2. Step 2: Convert to fraction form
    448,688,650.23/619,293,649.50 = 263,109,453.03/x
  3. Step 3: Cross multiply
    448,688,650.23x = 619,293,649.50 × 263,109,453.03
  4. Step 4: Simplify right side
    448,688,650.23x = 162,942,013,384,897,536
  5. Step 5: Solve for x
    x = 162,942,013,384,897,536/448,688,650.23
  6. Step 6: Final answer
    x = 363,151,627.08

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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.