Home / 1,144,367,999.80-1,716,551,999.70-282,724,991.80

Finding the Fourth Proportional to 1,144,367,999.80, 1,716,551,999.70 and 282,724,991.80

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Solution

The fourth proportional to 1,144,367,999.80, 1,716,551,999.70 and 282,724,991.80 is: 424,087,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,367,999.80 : 1,716,551,999.70 = 282,724,991.80 : x
  2. Step 2: Convert to fraction form
    1,144,367,999.80/1,716,551,999.70 = 282,724,991.80/x
  3. Step 3: Cross multiply
    1,144,367,999.80x = 1,716,551,999.70 × 282,724,991.80
  4. Step 4: Simplify right side
    1,144,367,999.80x = 485,312,150,039,456,128
  5. Step 5: Solve for x
    x = 485,312,150,039,456,128/1,144,367,999.80
  6. Step 6: Final answer
    x = 424,087,487.70

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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.