Home / 653,340,302.46-901,598,215.75-355,985,006.02

Finding the Fourth Proportional to 653,340,302.46, 901,598,215.75 and 355,985,006.02

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Solution

The fourth proportional to 653,340,302.46, 901,598,215.75 and 355,985,006.02 is: 491,253,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,340,302.46 : 901,598,215.75 = 355,985,006.02 : x
  2. Step 2: Convert to fraction form
    653,340,302.46/901,598,215.75 = 355,985,006.02/x
  3. Step 3: Cross multiply
    653,340,302.46x = 901,598,215.75 × 355,985,006.02
  4. Step 4: Simplify right side
    653,340,302.46x = 320,955,446,261,384,960
  5. Step 5: Solve for x
    x = 320,955,446,261,384,960/653,340,302.46
  6. Step 6: Final answer
    x = 491,253,095.90

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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.