Home / 293,420,090.10-440,130,135.15-191,383,418.10

Finding the Fourth Proportional to 293,420,090.10, 440,130,135.15 and 191,383,418.10

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Solution

The fourth proportional to 293,420,090.10, 440,130,135.15 and 191,383,418.10 is: 287,075,127.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,420,090.10 : 440,130,135.15 = 191,383,418.10 : x
  2. Step 2: Convert to fraction form
    293,420,090.10/440,130,135.15 = 191,383,418.10/x
  3. Step 3: Cross multiply
    293,420,090.10x = 440,130,135.15 × 191,383,418.10
  4. Step 4: Simplify right side
    293,420,090.10x = 84,233,609,673,821,952
  5. Step 5: Solve for x
    x = 84,233,609,673,821,952/293,420,090.10
  6. Step 6: Final answer
    x = 287,075,127.15

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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.