Home / 314,929,511.40-472,394,267.10-177,180,004.20

Finding the Fourth Proportional to 314,929,511.40, 472,394,267.10 and 177,180,004.20

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Solution

The fourth proportional to 314,929,511.40, 472,394,267.10 and 177,180,004.20 is: 265,770,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,511.40 : 472,394,267.10 = 177,180,004.20 : x
  2. Step 2: Convert to fraction form
    314,929,511.40/472,394,267.10 = 177,180,004.20/x
  3. Step 3: Cross multiply
    314,929,511.40x = 472,394,267.10 × 177,180,004.20
  4. Step 4: Simplify right side
    314,929,511.40x = 83,698,818,228,833,920
  5. Step 5: Solve for x
    x = 83,698,818,228,833,920/314,929,511.40
  6. Step 6: Final answer
    x = 265,770,006.30

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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.