Home / 199,709,130.06-275,598,972.88-111,603,127.84

Finding the Fourth Proportional to 199,709,130.06, 275,598,972.88 and 111,603,127.84

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Solution

The fourth proportional to 199,709,130.06, 275,598,972.88 and 111,603,127.84 is: 154,012,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,709,130.06 : 275,598,972.88 = 111,603,127.84 : x
  2. Step 2: Convert to fraction form
    199,709,130.06/275,598,972.88 = 111,603,127.84/x
  3. Step 3: Cross multiply
    199,709,130.06x = 275,598,972.88 × 111,603,127.84
  4. Step 4: Simplify right side
    199,709,130.06x = 30,757,707,401,931,328
  5. Step 5: Solve for x
    x = 30,757,707,401,931,328/199,709,130.06
  6. Step 6: Final answer
    x = 154,012,525.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.