Home / 141,437,502.54-195,173,202.06-79,545,883.68

Finding the Fourth Proportional to 141,437,502.54, 195,173,202.06 and 79,545,883.68

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Solution

The fourth proportional to 141,437,502.54, 195,173,202.06 and 79,545,883.68 is: 109,767,385.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,437,502.54 : 195,173,202.06 = 79,545,883.68 : x
  2. Step 2: Convert to fraction form
    141,437,502.54/195,173,202.06 = 79,545,883.68/x
  3. Step 3: Cross multiply
    141,437,502.54x = 195,173,202.06 × 79,545,883.68
  4. Step 4: Simplify right side
    141,437,502.54x = 15,525,224,828,517,898
  5. Step 5: Solve for x
    x = 15,525,224,828,517,898/141,437,502.54
  6. Step 6: Final answer
    x = 109,767,385.24

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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.