Home / 637,189,947.28-955,885,697.88-228,237,043.60

Finding the Fourth Proportional to 637,189,947.28, 955,885,697.88 and 228,237,043.60

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Solution

The fourth proportional to 637,189,947.28, 955,885,697.88 and 228,237,043.60 is: 342,391,663.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,189,947.28 : 955,885,697.88 = 228,237,043.60 : x
  2. Step 2: Convert to fraction form
    637,189,947.28/955,885,697.88 = 228,237,043.60/x
  3. Step 3: Cross multiply
    637,189,947.28x = 955,885,697.88 × 228,237,043.60
  4. Step 4: Simplify right side
    637,189,947.28x = 218,168,525,703,653,984
  5. Step 5: Solve for x
    x = 218,168,525,703,653,984/637,189,947.28
  6. Step 6: Final answer
    x = 342,391,663.01

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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.