Home / 137,819,841.60-190,199,853.60-75,940,164

Finding the Fourth Proportional to 137,819,841.60, 190,199,853.60 and 75,940,164

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Solution

The fourth proportional to 137,819,841.60, 190,199,853.60 and 75,940,164 is: 104,802,094.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,819,841.60 : 190,199,853.60 = 75,940,164 : x
  2. Step 2: Convert to fraction form
    137,819,841.60/190,199,853.60 = 75,940,164/x
  3. Step 3: Cross multiply
    137,819,841.60x = 190,199,853.60 × 75,940,164
  4. Step 4: Simplify right side
    137,819,841.60x = 14,443,808,075,159,990
  5. Step 5: Solve for x
    x = 14,443,808,075,159,990/137,819,841.60
  6. Step 6: Final answer
    x = 104,802,094.59

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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.