Home / 406,025,778.17-560,301,075.29-229,809,989.10

Finding the Fourth Proportional to 406,025,778.17, 560,301,075.29 and 229,809,989.10

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Solution

The fourth proportional to 406,025,778.17, 560,301,075.29 and 229,809,989.10 is: 317,129,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,025,778.17 : 560,301,075.29 = 229,809,989.10 : x
  2. Step 2: Convert to fraction form
    406,025,778.17/560,301,075.29 = 229,809,989.10/x
  3. Step 3: Cross multiply
    406,025,778.17x = 560,301,075.29 × 229,809,989.10
  4. Step 4: Simplify right side
    406,025,778.17x = 128,762,784,005,113,168
  5. Step 5: Solve for x
    x = 128,762,784,005,113,168/406,025,778.17
  6. Step 6: Final answer
    x = 317,129,578.78

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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.