Home / 174,013,813.80-261,020,720.70-105,989,365.80

Finding the Fourth Proportional to 174,013,813.80, 261,020,720.70 and 105,989,365.80

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Solution

The fourth proportional to 174,013,813.80, 261,020,720.70 and 105,989,365.80 is: 158,984,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,013,813.80 : 261,020,720.70 = 105,989,365.80 : x
  2. Step 2: Convert to fraction form
    174,013,813.80/261,020,720.70 = 105,989,365.80/x
  3. Step 3: Cross multiply
    174,013,813.80x = 261,020,720.70 × 105,989,365.80
  4. Step 4: Simplify right side
    174,013,813.80x = 27,665,420,647,651,932
  5. Step 5: Solve for x
    x = 27,665,420,647,651,932/174,013,813.80
  6. Step 6: Final answer
    x = 158,984,048.70

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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.