Home / 208,888,736-288,440,488.32-174,262,928

Finding the Fourth Proportional to 208,888,736, 288,440,488.32 and 174,262,928

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Solution

The fourth proportional to 208,888,736, 288,440,488.32 and 174,262,928 is: 240,628,025.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,888,736 : 288,440,488.32 = 174,262,928 : x
  2. Step 2: Convert to fraction form
    208,888,736/288,440,488.32 = 174,262,928/x
  3. Step 3: Cross multiply
    208,888,736x = 288,440,488.32 × 174,262,928
  4. Step 4: Simplify right side
    208,888,736x = 50,264,484,048,393,000
  5. Step 5: Solve for x
    x = 50,264,484,048,393,000/208,888,736
  6. Step 6: Final answer
    x = 240,628,025.29

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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.