Home / 103,235,942.00-142,469,358.98-56,190,741.46

Finding the Fourth Proportional to 103,235,942.00, 142,469,358.98 and 56,190,741.46

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Solution

The fourth proportional to 103,235,942.00, 142,469,358.98 and 56,190,741.46 is: 77,545,269.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,235,942.00 : 142,469,358.98 = 56,190,741.46 : x
  2. Step 2: Convert to fraction form
    103,235,942.00/142,469,358.98 = 56,190,741.46/x
  3. Step 3: Cross multiply
    103,235,942.00x = 142,469,358.98 × 56,190,741.46
  4. Step 4: Simplify right side
    103,235,942.00x = 8,005,458,915,779,982
  5. Step 5: Solve for x
    x = 8,005,458,915,779,982/103,235,942.00
  6. Step 6: Final answer
    x = 77,545,269.22

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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.