Home / 74,595,838.07-102,196,662.73-71,800,006.50

Finding the Fourth Proportional to 74,595,838.07, 102,196,662.73 and 71,800,006.50

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Solution

The fourth proportional to 74,595,838.07, 102,196,662.73 and 71,800,006.50 is: 98,366,359.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,595,838.07 : 102,196,662.73 = 71,800,006.50 : x
  2. Step 2: Convert to fraction form
    74,595,838.07/102,196,662.73 = 71,800,006.50/x
  3. Step 3: Cross multiply
    74,595,838.07x = 102,196,662.73 × 71,800,006.50
  4. Step 4: Simplify right side
    74,595,838.07x = 7,337,721,048,112,808
  5. Step 5: Solve for x
    x = 7,337,721,048,112,808/74,595,838.07
  6. Step 6: Final answer
    x = 98,366,359.81

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.