Home / 87,736,841,499.25-121,076,841,268.96-50,187,346,203.25

Finding the Fourth Proportional to 87,736,841,499.25, 121,076,841,268.96 and 50,187,346,203.25

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Solution

The fourth proportional to 87,736,841,499.25, 121,076,841,268.96 and 50,187,346,203.25 is: 69,258,537,760.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,736,841,499.25 : 121,076,841,268.96 = 50,187,346,203.25 : x
  2. Step 2: Convert to fraction form
    87,736,841,499.25/121,076,841,268.96 = 50,187,346,203.25/x
  3. Step 3: Cross multiply
    87,736,841,499.25x = 121,076,841,268.96 × 50,187,346,203.25
  4. Step 4: Simplify right side
    87,736,841,499.25x = 6,076,525,349,961,242,509,312
  5. Step 5: Solve for x
    x = 6,076,525,349,961,242,509,312/87,736,841,499.25
  6. Step 6: Final answer
    x = 69,258,537,760.48

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Double scale
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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.