Home / 475,314,223.98-712,468,134.38-159,879,969.80

Finding the Fourth Proportional to 475,314,223.98, 712,468,134.38 and 159,879,969.80

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Solution

The fourth proportional to 475,314,223.98, 712,468,134.38 and 159,879,969.80 is: 239,650,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,314,223.98 : 712,468,134.38 = 159,879,969.80 : x
  2. Step 2: Convert to fraction form
    475,314,223.98/712,468,134.38 = 159,879,969.80/x
  3. Step 3: Cross multiply
    475,314,223.98x = 712,468,134.38 × 159,879,969.80
  4. Step 4: Simplify right side
    475,314,223.98x = 113,909,383,808,136,752
  5. Step 5: Solve for x
    x = 113,909,383,808,136,752/475,314,223.98
  6. Step 6: Final answer
    x = 239,650,694.34

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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.