Home / 1,783,339,401.60-2,675,009,102.40-748,942,639.20

Finding the Fourth Proportional to 1,783,339,401.60, 2,675,009,102.40 and 748,942,639.20

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Solution

The fourth proportional to 1,783,339,401.60, 2,675,009,102.40 and 748,942,639.20 is: 1,123,413,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,339,401.60 : 2,675,009,102.40 = 748,942,639.20 : x
  2. Step 2: Convert to fraction form
    1,783,339,401.60/2,675,009,102.40 = 748,942,639.20/x
  3. Step 3: Cross multiply
    1,783,339,401.60x = 2,675,009,102.40 × 748,942,639.20
  4. Step 4: Simplify right side
    1,783,339,401.60x = 2,003,428,377,035,479,296
  5. Step 5: Solve for x
    x = 2,003,428,377,035,479,296/1,783,339,401.60
  6. Step 6: Final answer
    x = 1,123,413,958.80

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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.