Home / 190,058,767.23-285,130,141.25-68,887,069.95

Finding the Fourth Proportional to 190,058,767.23, 285,130,141.25 and 68,887,069.95

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Solution

The fourth proportional to 190,058,767.23, 285,130,141.25 and 68,887,069.95 is: 103,345,824.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,058,767.23 : 285,130,141.25 = 68,887,069.95 : x
  2. Step 2: Convert to fraction form
    190,058,767.23/285,130,141.25 = 68,887,069.95/x
  3. Step 3: Cross multiply
    190,058,767.23x = 285,130,141.25 × 68,887,069.95
  4. Step 4: Simplify right side
    190,058,767.23x = 19,641,779,984,797,696
  5. Step 5: Solve for x
    x = 19,641,779,984,797,696/190,058,767.23
  6. Step 6: Final answer
    x = 103,345,824.41

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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.