Finding the Fourth Proportional to 608,641,219.13, 913,552,194.80 and 293,728,865.09
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Solution
The fourth proportional to 608,641,219.13, 913,552,194.80 and 293,728,865.09 is: 440,878,206.97
Step by Step Solution
- Step 1: Write the proportion equation
608,641,219.13 : 913,552,194.80 = 293,728,865.09 : x - Step 2: Convert to fraction form
608,641,219.13/913,552,194.80 = 293,728,865.09/x - Step 3: Cross multiply
608,641,219.13x = 913,552,194.80 × 293,728,865.09 - Step 4: Simplify right side
608,641,219.13x = 268,336,649,375,249,152 - Step 5: Solve for x
x = 268,336,649,375,249,152/608,641,219.13 - Step 6: Final answer
x = 440,878,206.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.