Home / 1,075,585,570,113.90-1,613,385,290,033.10-430,245,110,198.53

Finding the Fourth Proportional to 1,075,585,570,113.90, 1,613,385,290,033.10 and 430,245,110,198.53

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Solution

The fourth proportional to 1,075,585,570,113.90, 1,613,385,290,033.10 and 430,245,110,198.53 is: 645,370,439,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,585,570,113.90 : 1,613,385,290,033.10 = 430,245,110,198.53 : x
  2. Step 2: Convert to fraction form
    1,075,585,570,113.90/1,613,385,290,033.10 = 430,245,110,198.53/x
  3. Step 3: Cross multiply
    1,075,585,570,113.90x = 1,613,385,290,033.10 × 430,245,110,198.53
  4. Step 4: Simplify right side
    1,075,585,570,113.90x = 694,151,131,902,978,432,172,032
  5. Step 5: Solve for x
    x = 694,151,131,902,978,432,172,032/1,075,585,570,113.90
  6. Step 6: Final answer
    x = 645,370,439,312.86

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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.