Home / 2,607,555,912.30-3,911,333,868.45-1,781,058,869.10

Finding the Fourth Proportional to 2,607,555,912.30, 3,911,333,868.45 and 1,781,058,869.10

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Solution

The fourth proportional to 2,607,555,912.30, 3,911,333,868.45 and 1,781,058,869.10 is: 2,671,588,303.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,555,912.30 : 3,911,333,868.45 = 1,781,058,869.10 : x
  2. Step 2: Convert to fraction form
    2,607,555,912.30/3,911,333,868.45 = 1,781,058,869.10/x
  3. Step 3: Cross multiply
    2,607,555,912.30x = 3,911,333,868.45 × 1,781,058,869.10
  4. Step 4: Simplify right side
    2,607,555,912.30x = 6,966,315,876,414,084,096
  5. Step 5: Solve for x
    x = 6,966,315,876,414,084,096/2,607,555,912.30
  6. Step 6: Final answer
    x = 2,671,588,303.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.