Home / 845,280,664.49-1,267,930,756.74-255,076,015.03

Finding the Fourth Proportional to 845,280,664.49, 1,267,930,756.74 and 255,076,015.03

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Solution

The fourth proportional to 845,280,664.49, 1,267,930,756.74 and 255,076,015.03 is: 382,616,967.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,280,664.49 : 1,267,930,756.74 = 255,076,015.03 : x
  2. Step 2: Convert to fraction form
    845,280,664.49/1,267,930,756.74 = 255,076,015.03/x
  3. Step 3: Cross multiply
    845,280,664.49x = 1,267,930,756.74 × 255,076,015.03
  4. Step 4: Simplify right side
    845,280,664.49x = 323,418,724,761,010,944
  5. Step 5: Solve for x
    x = 323,418,724,761,010,944/845,280,664.49
  6. Step 6: Final answer
    x = 382,616,967.77

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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.