Home / 626,688,328.80-940,032,493.20-602,800,456.80

Finding the Fourth Proportional to 626,688,328.80, 940,032,493.20 and 602,800,456.80

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Solution

The fourth proportional to 626,688,328.80, 940,032,493.20 and 602,800,456.80 is: 904,200,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,688,328.80 : 940,032,493.20 = 602,800,456.80 : x
  2. Step 2: Convert to fraction form
    626,688,328.80/940,032,493.20 = 602,800,456.80/x
  3. Step 3: Cross multiply
    626,688,328.80x = 940,032,493.20 × 602,800,456.80
  4. Step 4: Simplify right side
    626,688,328.80x = 566,652,016,307,802,880
  5. Step 5: Solve for x
    x = 566,652,016,307,802,880/626,688,328.80
  6. Step 6: Final answer
    x = 904,200,685.20

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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.