Home / 165,280,604.84-247,920,907.27-147,424,187.24

Finding the Fourth Proportional to 165,280,604.84, 247,920,907.27 and 147,424,187.24

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Solution

The fourth proportional to 165,280,604.84, 247,920,907.27 and 147,424,187.24 is: 221,136,280.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,280,604.84 : 247,920,907.27 = 147,424,187.24 : x
  2. Step 2: Convert to fraction form
    165,280,604.84/247,920,907.27 = 147,424,187.24/x
  3. Step 3: Cross multiply
    165,280,604.84x = 247,920,907.27 × 147,424,187.24
  4. Step 4: Simplify right side
    165,280,604.84x = 36,549,538,254,083,160
  5. Step 5: Solve for x
    x = 36,549,538,254,083,160/165,280,604.84
  6. Step 6: Final answer
    x = 221,136,280.87

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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.