Home / 567,726,892.80-851,590,339.20-309,737,875.20

Finding the Fourth Proportional to 567,726,892.80, 851,590,339.20 and 309,737,875.20

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Solution

The fourth proportional to 567,726,892.80, 851,590,339.20 and 309,737,875.20 is: 464,606,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,726,892.80 : 851,590,339.20 = 309,737,875.20 : x
  2. Step 2: Convert to fraction form
    567,726,892.80/851,590,339.20 = 309,737,875.20/x
  3. Step 3: Cross multiply
    567,726,892.80x = 851,590,339.20 × 309,737,875.20
  4. Step 4: Simplify right side
    567,726,892.80x = 263,769,782,204,655,264
  5. Step 5: Solve for x
    x = 263,769,782,204,655,264/567,726,892.80
  6. Step 6: Final answer
    x = 464,606,812.80

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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.