Home / 810,910,238,011.65-1,119,057,236,620.60-440,113,661,666.19

Finding the Fourth Proportional to 810,910,238,011.65, 1,119,057,236,620.60 and 440,113,661,666.19

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Solution

The fourth proportional to 810,910,238,011.65, 1,119,057,236,620.60 and 440,113,661,666.19 is: 607,357,454,544.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,910,238,011.65 : 1,119,057,236,620.60 = 440,113,661,666.19 : x
  2. Step 2: Convert to fraction form
    810,910,238,011.65/1,119,057,236,620.60 = 440,113,661,666.19/x
  3. Step 3: Cross multiply
    810,910,238,011.65x = 1,119,057,236,620.60 × 440,113,661,666.19
  4. Step 4: Simplify right side
    810,910,238,011.65x = 492,512,378,023,140,334,239,744
  5. Step 5: Solve for x
    x = 492,512,378,023,140,334,239,744/810,910,238,011.65
  6. Step 6: Final answer
    x = 607,357,454,544.88

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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.