Home / 106,704,128.04-147,206,606.46-71,433,296.04

Finding the Fourth Proportional to 106,704,128.04, 147,206,606.46 and 71,433,296.04

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Solution

The fourth proportional to 106,704,128.04, 147,206,606.46 and 71,433,296.04 is: 98,547,762.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,704,128.04 : 147,206,606.46 = 71,433,296.04 : x
  2. Step 2: Convert to fraction form
    106,704,128.04/147,206,606.46 = 71,433,296.04/x
  3. Step 3: Cross multiply
    106,704,128.04x = 147,206,606.46 × 71,433,296.04
  4. Step 4: Simplify right side
    106,704,128.04x = 10,515,453,098,300,958
  5. Step 5: Solve for x
    x = 10,515,453,098,300,958/106,704,128.04
  6. Step 6: Final answer
    x = 98,547,762.79

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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.