Finding the Fourth Proportional to 2,877,881,438.70, 4,316,822,158.05 and 1,653,441,374.70
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Solution
The fourth proportional to 2,877,881,438.70, 4,316,822,158.05 and 1,653,441,374.70 is: 2,480,162,062.05
Step by Step Solution
- Step 1: Write the proportion equation
2,877,881,438.70 : 4,316,822,158.05 = 1,653,441,374.70 : x - Step 2: Convert to fraction form
2,877,881,438.70/4,316,822,158.05 = 1,653,441,374.70/x - Step 3: Cross multiply
2,877,881,438.70x = 4,316,822,158.05 × 1,653,441,374.70 - Step 4: Simplify right side
2,877,881,438.70x = 7,137,612,363,341,613,056 - Step 5: Solve for x
x = 7,137,612,363,341,613,056/2,877,881,438.70 - Step 6: Final answer
x = 2,480,162,062.05
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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.