Home / 1,090,908,021.60-1,636,362,032.40-273,019,010.40

Finding the Fourth Proportional to 1,090,908,021.60, 1,636,362,032.40 and 273,019,010.40

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Solution

The fourth proportional to 1,090,908,021.60, 1,636,362,032.40 and 273,019,010.40 is: 409,528,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,908,021.60 : 1,636,362,032.40 = 273,019,010.40 : x
  2. Step 2: Convert to fraction form
    1,090,908,021.60/1,636,362,032.40 = 273,019,010.40/x
  3. Step 3: Cross multiply
    1,090,908,021.60x = 1,636,362,032.40 × 273,019,010.40
  4. Step 4: Simplify right side
    1,090,908,021.60x = 446,757,942,741,980,736
  5. Step 5: Solve for x
    x = 446,757,942,741,980,736/1,090,908,021.60
  6. Step 6: Final answer
    x = 409,528,515.60

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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.