Home / 435,456,444.30-653,184,666.45-327,961,020.30

Finding the Fourth Proportional to 435,456,444.30, 653,184,666.45 and 327,961,020.30

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Solution

The fourth proportional to 435,456,444.30, 653,184,666.45 and 327,961,020.30 is: 491,941,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,456,444.30 : 653,184,666.45 = 327,961,020.30 : x
  2. Step 2: Convert to fraction form
    435,456,444.30/653,184,666.45 = 327,961,020.30/x
  3. Step 3: Cross multiply
    435,456,444.30x = 653,184,666.45 × 327,961,020.30
  4. Step 4: Simplify right side
    435,456,444.30x = 214,219,109,653,257,216
  5. Step 5: Solve for x
    x = 214,219,109,653,257,216/435,456,444.30
  6. Step 6: Final answer
    x = 491,941,530.45

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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.