Home / 103,320,623,474.33-142,582,459,236.35-55,797,043,490.33

Finding the Fourth Proportional to 103,320,623,474.33, 142,582,459,236.35 and 55,797,043,490.33

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Solution

The fourth proportional to 103,320,623,474.33, 142,582,459,236.35 and 55,797,043,490.33 is: 76,999,919,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,320,623,474.33 : 142,582,459,236.35 = 55,797,043,490.33 : x
  2. Step 2: Convert to fraction form
    103,320,623,474.33/142,582,459,236.35 = 55,797,043,490.33/x
  3. Step 3: Cross multiply
    103,320,623,474.33x = 142,582,459,236.35 × 55,797,043,490.33
  4. Step 4: Simplify right side
    103,320,623,474.33x = 7,955,679,678,968,112,349,184
  5. Step 5: Solve for x
    x = 7,955,679,678,968,112,349,184/103,320,623,474.33
  6. Step 6: Final answer
    x = 76,999,919,391.16

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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.