Finding the Fourth Proportional to 1,661,894,188.08, 2,293,468,345.03 and 909,189,902.08
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Solution
The fourth proportional to 1,661,894,188.08, 2,293,468,345.03 and 909,189,902.08 is: 1,254,711,807.17
Step by Step Solution
- Step 1: Write the proportion equation
1,661,894,188.08 : 2,293,468,345.03 = 909,189,902.08 : x - Step 2: Convert to fraction form
1,661,894,188.08/2,293,468,345.03 = 909,189,902.08/x - Step 3: Cross multiply
1,661,894,188.08x = 2,293,468,345.03 × 909,189,902.08 - Step 4: Simplify right side
1,661,894,188.08x = 2,085,198,260,046,329,856 - Step 5: Solve for x
x = 2,085,198,260,046,329,856/1,661,894,188.08 - Step 6: Final answer
x = 1,254,711,807.17
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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.