Home / 278,475,573.06-417,713,476.23-105,912,525.06

Finding the Fourth Proportional to 278,475,573.06, 417,713,476.23 and 105,912,525.06

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Solution

The fourth proportional to 278,475,573.06, 417,713,476.23 and 105,912,525.06 is: 158,868,831.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,475,573.06 : 417,713,476.23 = 105,912,525.06 : x
  2. Step 2: Convert to fraction form
    278,475,573.06/417,713,476.23 = 105,912,525.06/x
  3. Step 3: Cross multiply
    278,475,573.06x = 417,713,476.23 × 105,912,525.06
  4. Step 4: Simplify right side
    278,475,573.06x = 44,241,089,019,109,592
  5. Step 5: Solve for x
    x = 44,241,089,019,109,592/278,475,573.06
  6. Step 6: Final answer
    x = 158,868,831.95

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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.