Home / 479,683,350.90-719,525,026.35-445,245,974.10

Finding the Fourth Proportional to 479,683,350.90, 719,525,026.35 and 445,245,974.10

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Solution

The fourth proportional to 479,683,350.90, 719,525,026.35 and 445,245,974.10 is: 667,868,961.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,683,350.90 : 719,525,026.35 = 445,245,974.10 : x
  2. Step 2: Convert to fraction form
    479,683,350.90/719,525,026.35 = 445,245,974.10/x
  3. Step 3: Cross multiply
    479,683,350.90x = 719,525,026.35 × 445,245,974.10
  4. Step 4: Simplify right side
    479,683,350.90x = 320,365,621,246,533,952
  5. Step 5: Solve for x
    x = 320,365,621,246,533,952/479,683,350.90
  6. Step 6: Final answer
    x = 667,868,961.15

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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.