Home / 64,936,604,664.54-89,580,670,149.18-56,350,981,001.42

Finding the Fourth Proportional to 64,936,604,664.54, 89,580,670,149.18 and 56,350,981,001.42

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Solution

The fourth proportional to 64,936,604,664.54, 89,580,670,149.18 and 56,350,981,001.42 is: 77,736,719,801.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,936,604,664.54 : 89,580,670,149.18 = 56,350,981,001.42 : x
  2. Step 2: Convert to fraction form
    64,936,604,664.54/89,580,670,149.18 = 56,350,981,001.42/x
  3. Step 3: Cross multiply
    64,936,604,664.54x = 89,580,670,149.18 × 56,350,981,001.42
  4. Step 4: Simplify right side
    64,936,604,664.54x = 5,047,958,641,670,466,043,904
  5. Step 5: Solve for x
    x = 5,047,958,641,670,466,043,904/64,936,604,664.54
  6. Step 6: Final answer
    x = 77,736,719,801.54

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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.