Home / 137,673,654.60-190,003,367.66-102,805,810.59

Finding the Fourth Proportional to 137,673,654.60, 190,003,367.66 and 102,805,810.59

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Solution

The fourth proportional to 137,673,654.60, 190,003,367.66 and 102,805,810.59 is: 141,882,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,673,654.60 : 190,003,367.66 = 102,805,810.59 : x
  2. Step 2: Convert to fraction form
    137,673,654.60/190,003,367.66 = 102,805,810.59/x
  3. Step 3: Cross multiply
    137,673,654.60x = 190,003,367.66 × 102,805,810.59
  4. Step 4: Simplify right side
    137,673,654.60x = 19,533,450,227,116,092
  5. Step 5: Solve for x
    x = 19,533,450,227,116,092/137,673,654.60
  6. Step 6: Final answer
    x = 141,882,267.05

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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.