Home / 104,459,295-144,001,896.84-72,999,673.20

Finding the Fourth Proportional to 104,459,295, 144,001,896.84 and 72,999,673.20

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Solution

The fourth proportional to 104,459,295, 144,001,896.84 and 72,999,673.20 is: 100,633,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,459,295 : 144,001,896.84 = 72,999,673.20 : x
  2. Step 2: Convert to fraction form
    104,459,295/144,001,896.84 = 72,999,673.20/x
  3. Step 3: Cross multiply
    104,459,295x = 144,001,896.84 × 72,999,673.20
  4. Step 4: Simplify right side
    104,459,295x = 10,512,091,409,500,114
  5. Step 5: Solve for x
    x = 10,512,091,409,500,114/104,459,295
  6. Step 6: Final answer
    x = 100,633,375.03

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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.