Finding the Fourth Proportional to 373,999,256.64, 516,109,073.76 and 208,988,182.08
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Solution
The fourth proportional to 373,999,256.64, 516,109,073.76 and 208,988,182.08 is: 288,398,158.99
Step by Step Solution
- Step 1: Write the proportion equation
373,999,256.64 : 516,109,073.76 = 208,988,182.08 : x - Step 2: Convert to fraction form
373,999,256.64/516,109,073.76 = 208,988,182.08/x - Step 3: Cross multiply
373,999,256.64x = 516,109,073.76 × 208,988,182.08 - Step 4: Simplify right side
373,999,256.64x = 107,860,697,080,095,040 - Step 5: Solve for x
x = 107,860,697,080,095,040/373,999,256.64 - Step 6: Final answer
x = 288,398,158.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.