Home / 124,443,007.80-186,664,511.70-112,113,576.60

Finding the Fourth Proportional to 124,443,007.80, 186,664,511.70 and 112,113,576.60

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Solution

The fourth proportional to 124,443,007.80, 186,664,511.70 and 112,113,576.60 is: 168,170,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,443,007.80 : 186,664,511.70 = 112,113,576.60 : x
  2. Step 2: Convert to fraction form
    124,443,007.80/186,664,511.70 = 112,113,576.60/x
  3. Step 3: Cross multiply
    124,443,007.80x = 186,664,511.70 × 112,113,576.60
  4. Step 4: Simplify right side
    124,443,007.80x = 20,927,626,030,979,544
  5. Step 5: Solve for x
    x = 20,927,626,030,979,544/124,443,007.80
  6. Step 6: Final answer
    x = 168,170,364.90

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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.