Home / 1,912,383,830-2,639,020,010.64-1,065,567,398.96

Finding the Fourth Proportional to 1,912,383,830, 2,639,020,010.64 and 1,065,567,398.96

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Solution

The fourth proportional to 1,912,383,830, 2,639,020,010.64 and 1,065,567,398.96 is: 1,470,444,188.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,383,830 : 2,639,020,010.64 = 1,065,567,398.96 : x
  2. Step 2: Convert to fraction form
    1,912,383,830/2,639,020,010.64 = 1,065,567,398.96/x
  3. Step 3: Cross multiply
    1,912,383,830x = 2,639,020,010.64 × 1,065,567,398.96
  4. Step 4: Simplify right side
    1,912,383,830x = 2,812,053,688,541,056,512
  5. Step 5: Solve for x
    x = 2,812,053,688,541,056,512/1,912,383,830
  6. Step 6: Final answer
    x = 1,470,444,188.26

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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.