Home / 93,208,260.87-128,682,509.22-82,866,357.45

Finding the Fourth Proportional to 93,208,260.87, 128,682,509.22 and 82,866,357.45

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Solution

The fourth proportional to 93,208,260.87, 128,682,509.22 and 82,866,357.45 is: 114,404,567.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,208,260.87 : 128,682,509.22 = 82,866,357.45 : x
  2. Step 2: Convert to fraction form
    93,208,260.87/128,682,509.22 = 82,866,357.45/x
  3. Step 3: Cross multiply
    93,208,260.87x = 128,682,509.22 × 82,866,357.45
  4. Step 4: Simplify right side
    93,208,260.87x = 10,663,450,806,587,440
  5. Step 5: Solve for x
    x = 10,663,450,806,587,440/93,208,260.87
  6. Step 6: Final answer
    x = 114,404,567.87

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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.