Home / 850,243,750,421.90-1,276,273,212,423.60-366,436,731,280.34

Finding the Fourth Proportional to 850,243,750,421.90, 1,276,273,212,423.60 and 366,436,731,280.34

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Solution

The fourth proportional to 850,243,750,421.90, 1,276,273,212,423.60 and 366,436,731,280.34 is: 550,046,247,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,243,750,421.90 : 1,276,273,212,423.60 = 366,436,731,280.34 : x
  2. Step 2: Convert to fraction form
    850,243,750,421.90/1,276,273,212,423.60 = 366,436,731,280.34/x
  3. Step 3: Cross multiply
    850,243,750,421.90x = 1,276,273,212,423.60 × 366,436,731,280.34
  4. Step 4: Simplify right side
    850,243,750,421.90x = 467,673,384,181,163,104,403,456
  5. Step 5: Solve for x
    x = 467,673,384,181,163,104,403,456/850,243,750,421.90
  6. Step 6: Final answer
    x = 550,046,247,266.27

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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.