Home / 1,090,175,661.70-1,632,996,010.95-908,777,133.70

Finding the Fourth Proportional to 1,090,175,661.70, 1,632,996,010.95 and 908,777,133.70

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Solution

The fourth proportional to 1,090,175,661.70, 1,632,996,010.95 and 908,777,133.70 is: 1,361,275,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,175,661.70 : 1,632,996,010.95 = 908,777,133.70 : x
  2. Step 2: Convert to fraction form
    1,090,175,661.70/1,632,996,010.95 = 908,777,133.70/x
  3. Step 3: Cross multiply
    1,090,175,661.70x = 1,632,996,010.95 × 908,777,133.70
  4. Step 4: Simplify right side
    1,090,175,661.70x = 1,484,029,434,174,674,944
  5. Step 5: Solve for x
    x = 1,484,029,434,174,674,944/1,090,175,661.70
  6. Step 6: Final answer
    x = 1,361,275,513.95

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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.