Home / 370,206,972.76-555,198,657.54-111,353,477.08

Finding the Fourth Proportional to 370,206,972.76, 555,198,657.54 and 111,353,477.08

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Solution

The fourth proportional to 370,206,972.76, 555,198,657.54 and 111,353,477.08 is: 166,996,587.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,206,972.76 : 555,198,657.54 = 111,353,477.08 : x
  2. Step 2: Convert to fraction form
    370,206,972.76/555,198,657.54 = 111,353,477.08/x
  3. Step 3: Cross multiply
    370,206,972.76x = 555,198,657.54 × 111,353,477.08
  4. Step 4: Simplify right side
    370,206,972.76x = 61,823,300,987,227,152
  5. Step 5: Solve for x
    x = 61,823,300,987,227,152/370,206,972.76
  6. Step 6: Final answer
    x = 166,996,587.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.