Finding the Fourth Proportional to 297,628,352.64, 410,736,025.80 and 163,659,309.84
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Solution
The fourth proportional to 297,628,352.64, 410,736,025.80 and 163,659,309.84 is: 225,854,741.03
Step by Step Solution
- Step 1: Write the proportion equation
297,628,352.64 : 410,736,025.80 = 163,659,309.84 : x - Step 2: Convert to fraction form
297,628,352.64/410,736,025.80 = 163,659,309.84/x - Step 3: Cross multiply
297,628,352.64x = 410,736,025.80 × 163,659,309.84 - Step 4: Simplify right side
297,628,352.64x = 67,220,774,508,852,440 - Step 5: Solve for x
x = 67,220,774,508,852,440/297,628,352.64 - Step 6: Final answer
x = 225,854,741.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.