Home / 144,166,898,261.48-198,932,033,804.01-79,044,188,646.39

Finding the Fourth Proportional to 144,166,898,261.48, 198,932,033,804.01 and 79,044,188,646.39

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Solution

The fourth proportional to 144,166,898,261.48, 198,932,033,804.01 and 79,044,188,646.39 is: 109,070,954,549.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,166,898,261.48 : 198,932,033,804.01 = 79,044,188,646.39 : x
  2. Step 2: Convert to fraction form
    144,166,898,261.48/198,932,033,804.01 = 79,044,188,646.39/x
  3. Step 3: Cross multiply
    144,166,898,261.48x = 198,932,033,804.01 × 79,044,188,646.39
  4. Step 4: Simplify right side
    144,166,898,261.48x = 15,724,421,207,813,204,738,048
  5. Step 5: Solve for x
    x = 15,724,421,207,813,204,738,048/144,166,898,261.48
  6. Step 6: Final answer
    x = 109,070,954,549.45

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1.5x scale

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.