Home / 106,284,010.40-159,426,015.60-104,268,471.20

Finding the Fourth Proportional to 106,284,010.40, 159,426,015.60 and 104,268,471.20

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Solution

The fourth proportional to 106,284,010.40, 159,426,015.60 and 104,268,471.20 is: 156,402,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,284,010.40 : 159,426,015.60 = 104,268,471.20 : x
  2. Step 2: Convert to fraction form
    106,284,010.40/159,426,015.60 = 104,268,471.20/x
  3. Step 3: Cross multiply
    106,284,010.40x = 159,426,015.60 × 104,268,471.20
  4. Step 4: Simplify right side
    106,284,010.40x = 16,623,106,916,119,350
  5. Step 5: Solve for x
    x = 16,623,106,916,119,350/106,284,010.40
  6. Step 6: Final answer
    x = 156,402,706.80

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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.