Home / 48,388,916.40-72,583,374.60-43,909,940.40

Finding the Fourth Proportional to 48,388,916.40, 72,583,374.60 and 43,909,940.40

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Solution

The fourth proportional to 48,388,916.40, 72,583,374.60 and 43,909,940.40 is: 65,864,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,388,916.40 : 72,583,374.60 = 43,909,940.40 : x
  2. Step 2: Convert to fraction form
    48,388,916.40/72,583,374.60 = 43,909,940.40/x
  3. Step 3: Cross multiply
    48,388,916.40x = 72,583,374.60 × 43,909,940.40
  4. Step 4: Simplify right side
    48,388,916.40x = 3,187,131,652,716,873.50
  5. Step 5: Solve for x
    x = 3,187,131,652,716,873.50/48,388,916.40
  6. Step 6: Final answer
    x = 65,864,910.60

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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.