Home / 743,089,007.70-1,114,633,511.55-225,518,617.80

Finding the Fourth Proportional to 743,089,007.70, 1,114,633,511.55 and 225,518,617.80

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Solution

The fourth proportional to 743,089,007.70, 1,114,633,511.55 and 225,518,617.80 is: 338,277,926.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,089,007.70 : 1,114,633,511.55 = 225,518,617.80 : x
  2. Step 2: Convert to fraction form
    743,089,007.70/1,114,633,511.55 = 225,518,617.80/x
  3. Step 3: Cross multiply
    743,089,007.70x = 1,114,633,511.55 × 225,518,617.80
  4. Step 4: Simplify right side
    743,089,007.70x = 251,370,608,878,316,352
  5. Step 5: Solve for x
    x = 251,370,608,878,316,352/743,089,007.70
  6. Step 6: Final answer
    x = 338,277,926.70

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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.