Home / 896,945,305,460.56-1,237,792,239,312.10-511,589,162,320.72

Finding the Fourth Proportional to 896,945,305,460.56, 1,237,792,239,312.10 and 511,589,162,320.72

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Solution

The fourth proportional to 896,945,305,460.56, 1,237,792,239,312.10 and 511,589,162,320.72 is: 705,997,445,977.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,945,305,460.56 : 1,237,792,239,312.10 = 511,589,162,320.72 : x
  2. Step 2: Convert to fraction form
    896,945,305,460.56/1,237,792,239,312.10 = 511,589,162,320.72/x
  3. Step 3: Cross multiply
    896,945,305,460.56x = 1,237,792,239,312.10 × 511,589,162,320.72
  4. Step 4: Simplify right side
    896,945,305,460.56x = 633,241,094,836,765,398,663,168
  5. Step 5: Solve for x
    x = 633,241,094,836,765,398,663,168/896,945,305,460.56
  6. Step 6: Final answer
    x = 705,997,445,977.61

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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.