Home / 434,140,811.52-650,681,360.64-203,802,420.48

Finding the Fourth Proportional to 434,140,811.52, 650,681,360.64 and 203,802,420.48

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Solution

The fourth proportional to 434,140,811.52, 650,681,360.64 and 203,802,420.48 is: 305,454,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,140,811.52 : 650,681,360.64 = 203,802,420.48 : x
  2. Step 2: Convert to fraction form
    434,140,811.52/650,681,360.64 = 203,802,420.48/x
  3. Step 3: Cross multiply
    434,140,811.52x = 650,681,360.64 × 203,802,420.48
  4. Step 4: Simplify right side
    434,140,811.52x = 132,610,436,259,651,792
  5. Step 5: Solve for x
    x = 132,610,436,259,651,792/434,140,811.52
  6. Step 6: Final answer
    x = 305,454,895.60

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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.