Home / 710,945,024.04-980,709,175.62-413,553,787.56

Finding the Fourth Proportional to 710,945,024.04, 980,709,175.62 and 413,553,787.56

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Solution

The fourth proportional to 710,945,024.04, 980,709,175.62 and 413,553,787.56 is: 570,474,481.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,945,024.04 : 980,709,175.62 = 413,553,787.56 : x
  2. Step 2: Convert to fraction form
    710,945,024.04/980,709,175.62 = 413,553,787.56/x
  3. Step 3: Cross multiply
    710,945,024.04x = 980,709,175.62 × 413,553,787.56
  4. Step 4: Simplify right side
    710,945,024.04x = 405,575,994,072,496,192
  5. Step 5: Solve for x
    x = 405,575,994,072,496,192/710,945,024.04
  6. Step 6: Final answer
    x = 570,474,481.65

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1.5x scale

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.