Home / 154,417,265.66-213,095,051.96-83,852,245.38

Finding the Fourth Proportional to 154,417,265.66, 213,095,051.96 and 83,852,245.38

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Solution

The fourth proportional to 154,417,265.66, 213,095,051.96 and 83,852,245.38 is: 115,715,677.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,417,265.66 : 213,095,051.96 = 83,852,245.38 : x
  2. Step 2: Convert to fraction form
    154,417,265.66/213,095,051.96 = 83,852,245.38/x
  3. Step 3: Cross multiply
    154,417,265.66x = 213,095,051.96 × 83,852,245.38
  4. Step 4: Simplify right side
    154,417,265.66x = 17,868,498,586,213,770
  5. Step 5: Solve for x
    x = 17,868,498,586,213,770/154,417,265.66
  6. Step 6: Final answer
    x = 115,715,677.97

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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.