Home / 141,682,032,794.40-212,604,678,529.20-53,413,509,069.60

Finding the Fourth Proportional to 141,682,032,794.40, 212,604,678,529.20 and 53,413,509,069.60

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Solution

The fourth proportional to 141,682,032,794.40, 212,604,678,529.20 and 53,413,509,069.60 is: 80,151,037,509.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,682,032,794.40 : 212,604,678,529.20 = 53,413,509,069.60 : x
  2. Step 2: Convert to fraction form
    141,682,032,794.40/212,604,678,529.20 = 53,413,509,069.60/x
  3. Step 3: Cross multiply
    141,682,032,794.40x = 212,604,678,529.20 × 53,413,509,069.60
  4. Step 4: Simplify right side
    141,682,032,794.40x = 11,355,961,924,858,817,806,336
  5. Step 5: Solve for x
    x = 11,355,961,924,858,817,806,336/141,682,032,794.40
  6. Step 6: Final answer
    x = 80,151,037,509.02

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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.