Home / 125,989,079.70-188,983,619.55-35,112,668.70

Finding the Fourth Proportional to 125,989,079.70, 188,983,619.55 and 35,112,668.70

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Solution

The fourth proportional to 125,989,079.70, 188,983,619.55 and 35,112,668.70 is: 52,669,003.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,989,079.70 : 188,983,619.55 = 35,112,668.70 : x
  2. Step 2: Convert to fraction form
    125,989,079.70/188,983,619.55 = 35,112,668.70/x
  3. Step 3: Cross multiply
    125,989,079.70x = 188,983,619.55 × 35,112,668.70
  4. Step 4: Simplify right side
    125,989,079.70x = 6,635,719,222,985,994
  5. Step 5: Solve for x
    x = 6,635,719,222,985,994/125,989,079.70
  6. Step 6: Final answer
    x = 52,669,003.05

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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.