Home / 810,910,238,011.75-1,119,057,236,620.80-440,113,661,666.38

Finding the Fourth Proportional to 810,910,238,011.75, 1,119,057,236,620.80 and 440,113,661,666.38

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Solution

The fourth proportional to 810,910,238,011.75, 1,119,057,236,620.80 and 440,113,661,666.38 is: 607,357,454,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,910,238,011.75 : 1,119,057,236,620.80 = 440,113,661,666.38 : x
  2. Step 2: Convert to fraction form
    810,910,238,011.75/1,119,057,236,620.80 = 440,113,661,666.38/x
  3. Step 3: Cross multiply
    810,910,238,011.75x = 1,119,057,236,620.80 × 440,113,661,666.38
  4. Step 4: Simplify right side
    810,910,238,011.75x = 492,512,378,023,440,914,841,600
  5. Step 5: Solve for x
    x = 492,512,378,023,440,914,841,600/810,910,238,011.75
  6. Step 6: Final answer
    x = 607,357,454,545.18

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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.