Home / 807,417,132.57-1,114,236,131.09-436,139,327.97

Finding the Fourth Proportional to 807,417,132.57, 1,114,236,131.09 and 436,139,327.97

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Solution

The fourth proportional to 807,417,132.57, 1,114,236,131.09 and 436,139,327.97 is: 601,872,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,417,132.57 : 1,114,236,131.09 = 436,139,327.97 : x
  2. Step 2: Convert to fraction form
    807,417,132.57/1,114,236,131.09 = 436,139,327.97/x
  3. Step 3: Cross multiply
    807,417,132.57x = 1,114,236,131.09 × 436,139,327.97
  4. Step 4: Simplify right side
    807,417,132.57x = 485,962,197,411,304,768
  5. Step 5: Solve for x
    x = 485,962,197,411,304,768/807,417,132.57
  6. Step 6: Final answer
    x = 601,872,536.27

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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.