Finding the Fourth Proportional to 2,110,494,430.64, 3,165,768,587.98 and 557,772,336.88
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Solution
The fourth proportional to 2,110,494,430.64, 3,165,768,587.98 and 557,772,336.88 is: 836,665,625.70
Step by Step Solution
- Step 1: Write the proportion equation
2,110,494,430.64 : 3,165,768,587.98 = 557,772,336.88 : x - Step 2: Convert to fraction form
2,110,494,430.64/3,165,768,587.98 = 557,772,336.88/x - Step 3: Cross multiply
2,110,494,430.64x = 3,165,768,587.98 × 557,772,336.88 - Step 4: Simplify right side
2,110,494,430.64x = 1,765,778,143,338,902,528 - Step 5: Solve for x
x = 1,765,778,143,338,902,528/2,110,494,430.64 - Step 6: Final answer
x = 836,665,625.70
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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.