Home / 1,075,585,570,112.90-1,613,385,290,031.60-430,245,110,197.53

Finding the Fourth Proportional to 1,075,585,570,112.90, 1,613,385,290,031.60 and 430,245,110,197.53

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Solution

The fourth proportional to 1,075,585,570,112.90, 1,613,385,290,031.60 and 430,245,110,197.53 is: 645,370,439,311.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,585,570,112.90 : 1,613,385,290,031.60 = 430,245,110,197.53 : x
  2. Step 2: Convert to fraction form
    1,075,585,570,112.90/1,613,385,290,031.60 = 430,245,110,197.53/x
  3. Step 3: Cross multiply
    1,075,585,570,112.90x = 1,613,385,290,031.60 × 430,245,110,197.53
  4. Step 4: Simplify right side
    1,075,585,570,112.90x = 694,151,131,900,719,682,027,520
  5. Step 5: Solve for x
    x = 694,151,131,900,719,682,027,520/1,075,585,570,112.90
  6. Step 6: Final answer
    x = 645,370,439,311.36

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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.