Home / 119,790,698-165,311,163.51-64,786,554.50

Finding the Fourth Proportional to 119,790,698, 165,311,163.51 and 64,786,554.50

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Solution

The fourth proportional to 119,790,698, 165,311,163.51 and 64,786,554.50 is: 89,405,445.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,790,698 : 165,311,163.51 = 64,786,554.50 : x
  2. Step 2: Convert to fraction form
    119,790,698/165,311,163.51 = 64,786,554.50/x
  3. Step 3: Cross multiply
    119,790,698x = 165,311,163.51 × 64,786,554.50
  4. Step 4: Simplify right side
    119,790,698x = 10,709,940,704,199,026
  5. Step 5: Solve for x
    x = 10,709,940,704,199,026/119,790,698
  6. Step 6: Final answer
    x = 89,405,445.36

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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.