Home / 475,317,339.25-712,472,800.12-159,883,080.16

Finding the Fourth Proportional to 475,317,339.25, 712,472,800.12 and 159,883,080.16

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Solution

The fourth proportional to 475,317,339.25, 712,472,800.12 and 159,883,080.16 is: 239,655,355.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,317,339.25 : 712,472,800.12 = 159,883,080.16 : x
  2. Step 2: Convert to fraction form
    475,317,339.25/712,472,800.12 = 159,883,080.16/x
  3. Step 3: Cross multiply
    475,317,339.25x = 712,472,800.12 × 159,883,080.16
  4. Step 4: Simplify right side
    475,317,339.25x = 113,912,345,813,405,616
  5. Step 5: Solve for x
    x = 113,912,345,813,405,616/475,317,339.25
  6. Step 6: Final answer
    x = 239,655,355.29

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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.