Finding the Fourth Proportional to 1,944,326,781.09, 2,916,244,165.71 and 616,367,620.55
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Solution
The fourth proportional to 1,944,326,781.09, 2,916,244,165.71 and 616,367,620.55 is: 924,473,444.92
Step by Step Solution
- Step 1: Write the proportion equation
1,944,326,781.09 : 2,916,244,165.71 = 616,367,620.55 : x - Step 2: Convert to fraction form
1,944,326,781.09/2,916,244,165.71 = 616,367,620.55/x - Step 3: Cross multiply
1,944,326,781.09x = 2,916,244,165.71 × 616,367,620.55 - Step 4: Simplify right side
1,944,326,781.09x = 1,797,478,477,368,783,360 - Step 5: Solve for x
x = 1,797,478,477,368,783,360/1,944,326,781.09 - Step 6: Final answer
x = 924,473,444.92
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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.