Home / 860,936,250,149-1,188,128,119,709.90-495,130,739,075.78

Finding the Fourth Proportional to 860,936,250,149, 1,188,128,119,709.90 and 495,130,739,075.78

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Solution

The fourth proportional to 860,936,250,149, 1,188,128,119,709.90 and 495,130,739,075.78 is: 683,301,178,138.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,936,250,149 : 1,188,128,119,709.90 = 495,130,739,075.78 : x
  2. Step 2: Convert to fraction form
    860,936,250,149/1,188,128,119,709.90 = 495,130,739,075.78/x
  3. Step 3: Cross multiply
    860,936,250,149x = 1,188,128,119,709.90 × 495,130,739,075.78
  4. Step 4: Simplify right side
    860,936,250,149x = 588,278,754,028,679,598,178,304
  5. Step 5: Solve for x
    x = 588,278,754,028,679,598,178,304/860,936,250,149
  6. Step 6: Final answer
    x = 683,301,178,138.18

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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.