Home / 665,983,048,102.12-919,032,827,028-376,945,101,763.82

Finding the Fourth Proportional to 665,983,048,102.12, 919,032,827,028 and 376,945,101,763.82

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Solution

The fourth proportional to 665,983,048,102.12, 919,032,827,028 and 376,945,101,763.82 is: 520,170,781,366.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,983,048,102.12 : 919,032,827,028 = 376,945,101,763.82 : x
  2. Step 2: Convert to fraction form
    665,983,048,102.12/919,032,827,028 = 376,945,101,763.82/x
  3. Step 3: Cross multiply
    665,983,048,102.12x = 919,032,827,028 × 376,945,101,763.82
  4. Step 4: Simplify right side
    665,983,048,102.12x = 346,424,922,508,360,637,480,960
  5. Step 5: Solve for x
    x = 346,424,922,508,360,637,480,960/665,983,048,102.12
  6. Step 6: Final answer
    x = 520,170,781,366.86

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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.