Home / 746,496,608.80-1,119,744,913.20-228,922,938.40

Finding the Fourth Proportional to 746,496,608.80, 1,119,744,913.20 and 228,922,938.40

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Solution

The fourth proportional to 746,496,608.80, 1,119,744,913.20 and 228,922,938.40 is: 343,384,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,608.80 : 1,119,744,913.20 = 228,922,938.40 : x
  2. Step 2: Convert to fraction form
    746,496,608.80/1,119,744,913.20 = 228,922,938.40/x
  3. Step 3: Cross multiply
    746,496,608.80x = 1,119,744,913.20 × 228,922,938.40
  4. Step 4: Simplify right side
    746,496,608.80x = 256,335,295,788,196,960
  5. Step 5: Solve for x
    x = 256,335,295,788,196,960/746,496,608.80
  6. Step 6: Final answer
    x = 343,384,407.60

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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.