Home / 2,607,555,863.80-3,911,333,795.70-1,781,058,820.60

Finding the Fourth Proportional to 2,607,555,863.80, 3,911,333,795.70 and 1,781,058,820.60

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Solution

The fourth proportional to 2,607,555,863.80, 3,911,333,795.70 and 1,781,058,820.60 is: 2,671,588,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,555,863.80 : 3,911,333,795.70 = 1,781,058,820.60 : x
  2. Step 2: Convert to fraction form
    2,607,555,863.80/3,911,333,795.70 = 1,781,058,820.60/x
  3. Step 3: Cross multiply
    2,607,555,863.80x = 3,911,333,795.70 × 1,781,058,820.60
  4. Step 4: Simplify right side
    2,607,555,863.80x = 6,966,315,557,142,363,136
  5. Step 5: Solve for x
    x = 6,966,315,557,142,363,136/2,607,555,863.80
  6. Step 6: Final answer
    x = 2,671,588,230.90

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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.