Home / 434,139,158.79-599,110,734.75-235,901,258.43

Finding the Fourth Proportional to 434,139,158.79, 599,110,734.75 and 235,901,258.43

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Solution

The fourth proportional to 434,139,158.79, 599,110,734.75 and 235,901,258.43 is: 325,543,027.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,139,158.79 : 599,110,734.75 = 235,901,258.43 : x
  2. Step 2: Convert to fraction form
    434,139,158.79/599,110,734.75 = 235,901,258.43/x
  3. Step 3: Cross multiply
    434,139,158.79x = 599,110,734.75 × 235,901,258.43
  4. Step 4: Simplify right side
    434,139,158.79x = 141,330,976,266,446,928
  5. Step 5: Solve for x
    x = 141,330,976,266,446,928/434,139,158.79
  6. Step 6: Final answer
    x = 325,543,027.86

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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.