Home / 545,749,052.10-818,623,578.15-416,608,889.10

Finding the Fourth Proportional to 545,749,052.10, 818,623,578.15 and 416,608,889.10

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Solution

The fourth proportional to 545,749,052.10, 818,623,578.15 and 416,608,889.10 is: 624,913,333.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,749,052.10 : 818,623,578.15 = 416,608,889.10 : x
  2. Step 2: Convert to fraction form
    545,749,052.10/818,623,578.15 = 416,608,889.10/x
  3. Step 3: Cross multiply
    545,749,052.10x = 818,623,578.15 × 416,608,889.10
  4. Step 4: Simplify right side
    545,749,052.10x = 341,045,859,484,138,560
  5. Step 5: Solve for x
    x = 341,045,859,484,138,560/545,749,052.10
  6. Step 6: Final answer
    x = 624,913,333.65

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Double scale
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Similar ratio
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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.