Home / 119,013,012.60-178,435,538.10-54,347,796.60

Finding the Fourth Proportional to 119,013,012.60, 178,435,538.10 and 54,347,796.60

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Solution

The fourth proportional to 119,013,012.60, 178,435,538.10 and 54,347,796.60 is: 81,483,344.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,013,012.60 : 178,435,538.10 = 54,347,796.60 : x
  2. Step 2: Convert to fraction form
    119,013,012.60/178,435,538.10 = 54,347,796.60/x
  3. Step 3: Cross multiply
    119,013,012.60x = 178,435,538.10 × 54,347,796.60
  4. Step 4: Simplify right side
    119,013,012.60x = 9,697,578,330,870,350
  5. Step 5: Solve for x
    x = 9,697,578,330,870,350/119,013,012.60
  6. Step 6: Final answer
    x = 81,483,344.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.