Home / 1,980,149,166,029.70-2,970,223,749,044.50-1,980,149,166,029.70

Finding the Fourth Proportional to 1,980,149,166,029.70, 2,970,223,749,044.50 and 1,980,149,166,029.70

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Solution

The fourth proportional to 1,980,149,166,029.70, 2,970,223,749,044.50 and 1,980,149,166,029.70 is: 2,970,223,749,044.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,149,166,029.70 : 2,970,223,749,044.50 = 1,980,149,166,029.70 : x
  2. Step 2: Convert to fraction form
    1,980,149,166,029.70/2,970,223,749,044.50 = 1,980,149,166,029.70/x
  3. Step 3: Cross multiply
    1,980,149,166,029.70x = 2,970,223,749,044.50 × 1,980,149,166,029.70
  4. Step 4: Simplify right side
    1,980,149,166,029.70x = 5,881,486,079,592,075,557,339,136
  5. Step 5: Solve for x
    x = 5,881,486,079,592,075,557,339,136/1,980,149,166,029.70
  6. Step 6: Final answer
    x = 2,970,223,749,044.50

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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.