Home / 738,195,945.70-1,018,230,401.38-473,458,611.54

Finding the Fourth Proportional to 738,195,945.70, 1,018,230,401.38 and 473,458,611.54

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Solution

The fourth proportional to 738,195,945.70, 1,018,230,401.38 and 473,458,611.54 is: 653,065,022.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,195,945.70 : 1,018,230,401.38 = 473,458,611.54 : x
  2. Step 2: Convert to fraction form
    738,195,945.70/1,018,230,401.38 = 473,458,611.54/x
  3. Step 3: Cross multiply
    738,195,945.70x = 1,018,230,401.38 × 473,458,611.54
  4. Step 4: Simplify right side
    738,195,945.70x = 482,089,952,065,191,744
  5. Step 5: Solve for x
    x = 482,089,952,065,191,744/738,195,945.70
  6. Step 6: Final answer
    x = 653,065,022.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.