Home / 108,590,916,208.83-149,876,211,865.07-71,904,324,084.81

Finding the Fourth Proportional to 108,590,916,208.83, 149,876,211,865.07 and 71,904,324,084.81

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Solution

The fourth proportional to 108,590,916,208.83, 149,876,211,865.07 and 71,904,324,084.81 is: 99,241,705,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,590,916,208.83 : 149,876,211,865.07 = 71,904,324,084.81 : x
  2. Step 2: Convert to fraction form
    108,590,916,208.83/149,876,211,865.07 = 71,904,324,084.81/x
  3. Step 3: Cross multiply
    108,590,916,208.83x = 149,876,211,865.07 × 71,904,324,084.81
  4. Step 4: Simplify right side
    108,590,916,208.83x = 10,776,747,710,549,638,250,496
  5. Step 5: Solve for x
    x = 10,776,747,710,549,638,250,496/108,590,916,208.83
  6. Step 6: Final answer
    x = 99,241,705,354.30

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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.