Home / 144,009,145.98-198,669,291.30-84,440,036.34

Finding the Fourth Proportional to 144,009,145.98, 198,669,291.30 and 84,440,036.34

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Solution

The fourth proportional to 144,009,145.98, 198,669,291.30 and 84,440,036.34 is: 116,490,116.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,009,145.98 : 198,669,291.30 = 84,440,036.34 : x
  2. Step 2: Convert to fraction form
    144,009,145.98/198,669,291.30 = 84,440,036.34/x
  3. Step 3: Cross multiply
    144,009,145.98x = 198,669,291.30 × 84,440,036.34
  4. Step 4: Simplify right side
    144,009,145.98x = 16,775,642,177,014,048
  5. Step 5: Solve for x
    x = 16,775,642,177,014,048/144,009,145.98
  6. Step 6: Final answer
    x = 116,490,116.39

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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.