Home / 140,938,812.80-211,408,219.20-140,938,812.80

Finding the Fourth Proportional to 140,938,812.80, 211,408,219.20 and 140,938,812.80

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Solution

The fourth proportional to 140,938,812.80, 211,408,219.20 and 140,938,812.80 is: 211,408,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,938,812.80 : 211,408,219.20 = 140,938,812.80 : x
  2. Step 2: Convert to fraction form
    140,938,812.80/211,408,219.20 = 140,938,812.80/x
  3. Step 3: Cross multiply
    140,938,812.80x = 211,408,219.20 × 140,938,812.80
  4. Step 4: Simplify right side
    140,938,812.80x = 29,795,623,430,210,168
  5. Step 5: Solve for x
    x = 29,795,623,430,210,168/140,938,812.80
  6. Step 6: Final answer
    x = 211,408,219.20

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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.