Home / 201,775,796.90-302,663,695.35-200,075,185.70

Finding the Fourth Proportional to 201,775,796.90, 302,663,695.35 and 200,075,185.70

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Solution

The fourth proportional to 201,775,796.90, 302,663,695.35 and 200,075,185.70 is: 300,112,778.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,775,796.90 : 302,663,695.35 = 200,075,185.70 : x
  2. Step 2: Convert to fraction form
    201,775,796.90/302,663,695.35 = 200,075,185.70/x
  3. Step 3: Cross multiply
    201,775,796.90x = 302,663,695.35 × 200,075,185.70
  4. Step 4: Simplify right side
    201,775,796.90x = 60,555,495,051,799,480
  5. Step 5: Solve for x
    x = 60,555,495,051,799,480/201,775,796.90
  6. Step 6: Final answer
    x = 300,112,778.55

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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.