Home / 141,338,777.65-195,046,339.84-79,459,391.41

Finding the Fourth Proportional to 141,338,777.65, 195,046,339.84 and 79,459,391.41

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Solution

The fourth proportional to 141,338,777.65, 195,046,339.84 and 79,459,391.41 is: 109,653,300.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,338,777.65 : 195,046,339.84 = 79,459,391.41 : x
  2. Step 2: Convert to fraction form
    141,338,777.65/195,046,339.84 = 79,459,391.41/x
  3. Step 3: Cross multiply
    141,338,777.65x = 195,046,339.84 × 79,459,391.41
  4. Step 4: Simplify right side
    141,338,777.65x = 15,498,263,460,434,436
  5. Step 5: Solve for x
    x = 15,498,263,460,434,436/141,338,777.65
  6. Step 6: Final answer
    x = 109,653,300.52

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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.