Finding the Fourth Proportional to 2,990,975,468.64, 4,127,558,781.67 and 1,634,637,062.85
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Solution
The fourth proportional to 2,990,975,468.64, 4,127,558,781.67 and 1,634,637,062.85 is: 2,255,806,052.02
Step by Step Solution
- Step 1: Write the proportion equation
2,990,975,468.64 : 4,127,558,781.67 = 1,634,637,062.85 : x - Step 2: Convert to fraction form
2,990,975,468.64/4,127,558,781.67 = 1,634,637,062.85/x - Step 3: Cross multiply
2,990,975,468.64x = 4,127,558,781.67 × 1,634,637,062.85 - Step 4: Simplify right side
2,990,975,468.64x = 6,747,060,563,599,731,712 - Step 5: Solve for x
x = 6,747,060,563,599,731,712/2,990,975,468.64 - Step 6: Final answer
x = 2,255,806,052.02
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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.