Home / 399,208,539.60-598,812,809.40-282,982,392.90

Finding the Fourth Proportional to 399,208,539.60, 598,812,809.40 and 282,982,392.90

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Solution

The fourth proportional to 399,208,539.60, 598,812,809.40 and 282,982,392.90 is: 424,473,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,208,539.60 : 598,812,809.40 = 282,982,392.90 : x
  2. Step 2: Convert to fraction form
    399,208,539.60/598,812,809.40 = 282,982,392.90/x
  3. Step 3: Cross multiply
    399,208,539.60x = 598,812,809.40 × 282,982,392.90
  4. Step 4: Simplify right side
    399,208,539.60x = 169,453,481,703,183,584
  5. Step 5: Solve for x
    x = 169,453,481,703,183,584/399,208,539.60
  6. Step 6: Final answer
    x = 424,473,589.35

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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.