Home / 137,845,113.30-190,226,260.26-75,965,451.89

Finding the Fourth Proportional to 137,845,113.30, 190,226,260.26 and 75,965,451.89

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Solution

The fourth proportional to 137,845,113.30, 190,226,260.26 and 75,965,451.89 is: 104,832,325.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,845,113.30 : 190,226,260.26 = 75,965,451.89 : x
  2. Step 2: Convert to fraction form
    137,845,113.30/190,226,260.26 = 75,965,451.89/x
  3. Step 3: Cross multiply
    137,845,113.30x = 190,226,260.26 × 75,965,451.89
  4. Step 4: Simplify right side
    137,845,113.30x = 14,450,623,821,044,518
  5. Step 5: Solve for x
    x = 14,450,623,821,044,518/137,845,113.30
  6. Step 6: Final answer
    x = 104,832,325.75

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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.