Home / 427,618,989.45-590,114,205.50-232,048,701.45

Finding the Fourth Proportional to 427,618,989.45, 590,114,205.50 and 232,048,701.45

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Solution

The fourth proportional to 427,618,989.45, 590,114,205.50 and 232,048,701.45 is: 320,227,208.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,618,989.45 : 590,114,205.50 = 232,048,701.45 : x
  2. Step 2: Convert to fraction form
    427,618,989.45/590,114,205.50 = 232,048,701.45/x
  3. Step 3: Cross multiply
    427,618,989.45x = 590,114,205.50 × 232,048,701.45
  4. Step 4: Simplify right side
    427,618,989.45x = 136,935,235,092,313,200
  5. Step 5: Solve for x
    x = 136,935,235,092,313,200/427,618,989.45
  6. Step 6: Final answer
    x = 320,227,208.03

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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.