Home / 106,780,635-147,355,949.16-62,731,649.16

Finding the Fourth Proportional to 106,780,635, 147,355,949.16 and 62,731,649.16

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Solution

The fourth proportional to 106,780,635, 147,355,949.16 and 62,731,649.16 is: 86,568,896.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,780,635 : 147,355,949.16 = 62,731,649.16 : x
  2. Step 2: Convert to fraction form
    106,780,635/147,355,949.16 = 62,731,649.16/x
  3. Step 3: Cross multiply
    106,780,635x = 147,355,949.16 × 62,731,649.16
  4. Step 4: Simplify right side
    106,780,635x = 9,243,881,704,343,916
  5. Step 5: Solve for x
    x = 9,243,881,704,343,916/106,780,635
  6. Step 6: Final answer
    x = 86,568,896.17

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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.