Home / 103,991,526.56-143,506,552.92-57,580,784.12

Finding the Fourth Proportional to 103,991,526.56, 143,506,552.92 and 57,580,784.12

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Solution

The fourth proportional to 103,991,526.56, 143,506,552.92 and 57,580,784.12 is: 79,460,511.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,991,526.56 : 143,506,552.92 = 57,580,784.12 : x
  2. Step 2: Convert to fraction form
    103,991,526.56/143,506,552.92 = 57,580,784.12/x
  3. Step 3: Cross multiply
    103,991,526.56x = 143,506,552.92 × 57,580,784.12
  4. Step 4: Simplify right side
    103,991,526.56x = 8,263,219,843,491,874
  5. Step 5: Solve for x
    x = 8,263,219,843,491,874/103,991,526.56
  6. Step 6: Final answer
    x = 79,460,511.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.