Home / 379,570,995,955-523,823,076,525.65-208,299,056,613.27

Finding the Fourth Proportional to 379,570,995,955, 523,823,076,525.65 and 208,299,056,613.27

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Solution

The fourth proportional to 379,570,995,955, 523,823,076,525.65 and 208,299,056,613.27 is: 287,460,985,784.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,570,995,955 : 523,823,076,525.65 = 208,299,056,613.27 : x
  2. Step 2: Convert to fraction form
    379,570,995,955/523,823,076,525.65 = 208,299,056,613.27/x
  3. Step 3: Cross multiply
    379,570,995,955x = 523,823,076,525.65 × 208,299,056,613.27
  4. Step 4: Simplify right side
    379,570,995,955x = 109,111,852,672,553,624,535,040
  5. Step 5: Solve for x
    x = 109,111,852,672,553,624,535,040/379,570,995,955
  6. Step 6: Final answer
    x = 287,460,985,784.83

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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.