Home / 54,076,997,774.12-74,616,389,560.64-31,205,791,738.36

Finding the Fourth Proportional to 54,076,997,774.12, 74,616,389,560.64 and 31,205,791,738.36

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Solution

The fourth proportional to 54,076,997,774.12, 74,616,389,560.64 and 31,205,791,738.36 is: 43,058,298,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,076,997,774.12 : 74,616,389,560.64 = 31,205,791,738.36 : x
  2. Step 2: Convert to fraction form
    54,076,997,774.12/74,616,389,560.64 = 31,205,791,738.36/x
  3. Step 3: Cross multiply
    54,076,997,774.12x = 74,616,389,560.64 × 31,205,791,738.36
  4. Step 4: Simplify right side
    54,076,997,774.12x = 2,328,463,512,897,671,135,232
  5. Step 5: Solve for x
    x = 2,328,463,512,897,671,135,232/54,076,997,774.12
  6. Step 6: Final answer
    x = 43,058,298,513.98

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1.5x scale

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.