Home / 176,934,985.20-265,402,477.80-100,407,481.20

Finding the Fourth Proportional to 176,934,985.20, 265,402,477.80 and 100,407,481.20

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Solution

The fourth proportional to 176,934,985.20, 265,402,477.80 and 100,407,481.20 is: 150,611,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,934,985.20 : 265,402,477.80 = 100,407,481.20 : x
  2. Step 2: Convert to fraction form
    176,934,985.20/265,402,477.80 = 100,407,481.20/x
  3. Step 3: Cross multiply
    176,934,985.20x = 265,402,477.80 × 100,407,481.20
  4. Step 4: Simplify right side
    176,934,985.20x = 26,648,394,300,136,920
  5. Step 5: Solve for x
    x = 26,648,394,300,136,920/176,934,985.20
  6. Step 6: Final answer
    x = 150,611,221.80

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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.