Home / 413,913,441.77-620,962,447.43-118,785,555.42

Finding the Fourth Proportional to 413,913,441.77, 620,962,447.43 and 118,785,555.42

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Solution

The fourth proportional to 413,913,441.77, 620,962,447.43 and 118,785,555.42 is: 178,204,817.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,913,441.77 : 620,962,447.43 = 118,785,555.42 : x
  2. Step 2: Convert to fraction form
    413,913,441.77/620,962,447.43 = 118,785,555.42/x
  3. Step 3: Cross multiply
    413,913,441.77x = 620,962,447.43 × 118,785,555.42
  4. Step 4: Simplify right side
    413,913,441.77x = 73,761,369,212,935,104
  5. Step 5: Solve for x
    x = 73,761,369,212,935,104/413,913,441.77
  6. Step 6: Final answer
    x = 178,204,817.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.