Finding the Fourth Proportional to 9,853,294,049.28, 14,778,708,111.36 and 3,220,368,641.28
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Solution
The fourth proportional to 9,853,294,049.28, 14,778,708,111.36 and 3,220,368,641.28 is: 4,830,149,990.70
Step by Step Solution
- Step 1: Write the proportion equation
9,853,294,049.28 : 14,778,708,111.36 = 3,220,368,641.28 : x - Step 2: Convert to fraction form
9,853,294,049.28/14,778,708,111.36 = 3,220,368,641.28/x - Step 3: Cross multiply
9,853,294,049.28x = 14,778,708,111.36 × 3,220,368,641.28 - Step 4: Simplify right side
9,853,294,049.28x = 47,592,888,160,454,123,520 - Step 5: Solve for x
x = 47,592,888,160,454,123,520/9,853,294,049.28 - Step 6: Final answer
x = 4,830,149,990.70
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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.