Finding the Fourth Proportional to 708,838,541.08, 1,063,257,811.62 and 191,268,151.18
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Solution
The fourth proportional to 708,838,541.08, 1,063,257,811.62 and 191,268,151.18 is: 286,902,226.77
Step by Step Solution
- Step 1: Write the proportion equation
708,838,541.08 : 1,063,257,811.62 = 191,268,151.18 : x - Step 2: Convert to fraction form
708,838,541.08/1,063,257,811.62 = 191,268,151.18/x - Step 3: Cross multiply
708,838,541.08x = 1,063,257,811.62 × 191,268,151.18 - Step 4: Simplify right side
708,838,541.08x = 203,367,355,856,250,144 - Step 5: Solve for x
x = 203,367,355,856,250,144/708,838,541.08 - Step 6: Final answer
x = 286,902,226.77
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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.