Home / 116,218,852.20-160,370,147.46-71,557,732.20

Finding the Fourth Proportional to 116,218,852.20, 160,370,147.46 and 71,557,732.20

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Solution

The fourth proportional to 116,218,852.20, 160,370,147.46 and 71,557,732.20 is: 98,742,362.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,218,852.20 : 160,370,147.46 = 71,557,732.20 : x
  2. Step 2: Convert to fraction form
    116,218,852.20/160,370,147.46 = 71,557,732.20/x
  3. Step 3: Cross multiply
    116,218,852.20x = 160,370,147.46 × 71,557,732.20
  4. Step 4: Simplify right side
    116,218,852.20x = 11,475,724,064,817,192
  5. Step 5: Solve for x
    x = 11,475,724,064,817,192/116,218,852.20
  6. Step 6: Final answer
    x = 98,742,362.77

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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.