Finding the Fourth Proportional to 1,498,523,720.42, 2,247,011,076.47 and 657,822,374.66
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Solution
The fourth proportional to 1,498,523,720.42, 2,247,011,076.47 and 657,822,374.66 is: 986,393,569.93
Step by Step Solution
- Step 1: Write the proportion equation
1,498,523,720.42 : 2,247,011,076.47 = 657,822,374.66 : x - Step 2: Convert to fraction form
1,498,523,720.42/2,247,011,076.47 = 657,822,374.66/x - Step 3: Cross multiply
1,498,523,720.42x = 2,247,011,076.47 × 657,822,374.66 - Step 4: Simplify right side
1,498,523,720.42x = 1,478,134,162,213,146,880 - Step 5: Solve for x
x = 1,478,134,162,213,146,880/1,498,523,720.42 - Step 6: Final answer
x = 986,393,569.93
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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.