Home / 449,075,560.40-673,613,340.60-207,210,856.40

Finding the Fourth Proportional to 449,075,560.40, 673,613,340.60 and 207,210,856.40

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Solution

The fourth proportional to 449,075,560.40, 673,613,340.60 and 207,210,856.40 is: 310,816,284.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,075,560.40 : 673,613,340.60 = 207,210,856.40 : x
  2. Step 2: Convert to fraction form
    449,075,560.40/673,613,340.60 = 207,210,856.40/x
  3. Step 3: Cross multiply
    449,075,560.40x = 673,613,340.60 × 207,210,856.40
  4. Step 4: Simplify right side
    449,075,560.40x = 139,579,997,188,190,896
  5. Step 5: Solve for x
    x = 139,579,997,188,190,896/449,075,560.40
  6. Step 6: Final answer
    x = 310,816,284.60

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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.