Home / 141,682,032,943.40-212,604,678,752.70-53,413,509,218.60

Finding the Fourth Proportional to 141,682,032,943.40, 212,604,678,752.70 and 53,413,509,218.60

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Solution

The fourth proportional to 141,682,032,943.40, 212,604,678,752.70 and 53,413,509,218.60 is: 80,151,037,732.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,682,032,943.40 : 212,604,678,752.70 = 53,413,509,218.60 : x
  2. Step 2: Convert to fraction form
    141,682,032,943.40/212,604,678,752.70 = 53,413,509,218.60/x
  3. Step 3: Cross multiply
    141,682,032,943.40x = 212,604,678,752.70 × 53,413,509,218.60
  4. Step 4: Simplify right side
    141,682,032,943.40x = 11,355,961,968,474,833,551,360
  5. Step 5: Solve for x
    x = 11,355,961,968,474,833,551,360/141,682,032,943.40
  6. Step 6: Final answer
    x = 80,151,037,732.58

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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.