Home / 418,254,165.07-577,187,557.62-230,078,408.38

Finding the Fourth Proportional to 418,254,165.07, 577,187,557.62 and 230,078,408.38

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Solution

The fourth proportional to 418,254,165.07, 577,187,557.62 and 230,078,408.38 is: 317,506,448.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,254,165.07 : 577,187,557.62 = 230,078,408.38 : x
  2. Step 2: Convert to fraction form
    418,254,165.07/577,187,557.62 = 230,078,408.38/x
  3. Step 3: Cross multiply
    418,254,165.07x = 577,187,557.62 × 230,078,408.38
  4. Step 4: Simplify right side
    418,254,165.07x = 132,798,394,591,643,392
  5. Step 5: Solve for x
    x = 132,798,394,591,643,392/418,254,165.07
  6. Step 6: Final answer
    x = 317,506,448.67

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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.