Home / 197,087,999.40-295,296,075.90-168,198,604.20

Finding the Fourth Proportional to 197,087,999.40, 295,296,075.90 and 168,198,604.20

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Solution

The fourth proportional to 197,087,999.40, 295,296,075.90 and 168,198,604.20 is: 252,011,223.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,087,999.40 : 295,296,075.90 = 168,198,604.20 : x
  2. Step 2: Convert to fraction form
    197,087,999.40/295,296,075.90 = 168,198,604.20/x
  3. Step 3: Cross multiply
    197,087,999.40x = 295,296,075.90 × 168,198,604.20
  4. Step 4: Simplify right side
    197,087,999.40x = 49,668,387,792,117,248
  5. Step 5: Solve for x
    x = 49,668,387,792,117,248/197,087,999.40
  6. Step 6: Final answer
    x = 252,011,223.13

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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.