Home / 996,656,101.65-1,494,984,152.48-478,961,708.85

Finding the Fourth Proportional to 996,656,101.65, 1,494,984,152.48 and 478,961,708.85

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Solution

The fourth proportional to 996,656,101.65, 1,494,984,152.48 and 478,961,708.85 is: 718,442,563.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,656,101.65 : 1,494,984,152.48 = 478,961,708.85 : x
  2. Step 2: Convert to fraction form
    996,656,101.65/1,494,984,152.48 = 478,961,708.85/x
  3. Step 3: Cross multiply
    996,656,101.65x = 1,494,984,152.48 × 478,961,708.85
  4. Step 4: Simplify right side
    996,656,101.65x = 716,040,164,373,094,912
  5. Step 5: Solve for x
    x = 716,040,164,373,094,912/996,656,101.65
  6. Step 6: Final answer
    x = 718,442,563.28

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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.