Finding the Fourth Proportional to 745,937,114.70, 1,118,905,672.05 and 254,487,049.95
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Solution
The fourth proportional to 745,937,114.70, 1,118,905,672.05 and 254,487,049.95 is: 381,730,574.93
Step by Step Solution
- Step 1: Write the proportion equation
745,937,114.70 : 1,118,905,672.05 = 254,487,049.95 : x - Step 2: Convert to fraction form
745,937,114.70/1,118,905,672.05 = 254,487,049.95/x - Step 3: Cross multiply
745,937,114.70x = 1,118,905,672.05 × 254,487,049.95 - Step 4: Simplify right side
745,937,114.70x = 284,747,003,652,326,656 - Step 5: Solve for x
x = 284,747,003,652,326,656/745,937,114.70 - Step 6: Final answer
x = 381,730,574.93
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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.