Home / 673,948,128.70-1,010,922,193.05-488,847,228.40

Finding the Fourth Proportional to 673,948,128.70, 1,010,922,193.05 and 488,847,228.40

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Solution

The fourth proportional to 673,948,128.70, 1,010,922,193.05 and 488,847,228.40 is: 733,270,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,948,128.70 : 1,010,922,193.05 = 488,847,228.40 : x
  2. Step 2: Convert to fraction form
    673,948,128.70/1,010,922,193.05 = 488,847,228.40/x
  3. Step 3: Cross multiply
    673,948,128.70x = 1,010,922,193.05 × 488,847,228.40
  4. Step 4: Simplify right side
    673,948,128.70x = 494,186,512,200,542,208
  5. Step 5: Solve for x
    x = 494,186,512,200,542,208/673,948,128.70
  6. Step 6: Final answer
    x = 733,270,842.60

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Double scale
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1.5x scale

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.