Finding the Fourth Proportional to 7,580,584,736.66, 11,371,911,875.94 and 3,157,969,894.22
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Solution
The fourth proportional to 7,580,584,736.66, 11,371,911,875.94 and 3,157,969,894.22 is: 4,737,385,913.02
Step by Step Solution
- Step 1: Write the proportion equation
7,580,584,736.66 : 11,371,911,875.94 = 3,157,969,894.22 : x - Step 2: Convert to fraction form
7,580,584,736.66/11,371,911,875.94 = 3,157,969,894.22/x - Step 3: Cross multiply
7,580,584,736.66x = 11,371,911,875.94 × 3,157,969,894.22 - Step 4: Simplify right side
7,580,584,736.66x = 35,912,155,343,941,402,624 - Step 5: Solve for x
x = 35,912,155,343,941,402,624/7,580,584,736.66 - Step 6: Final answer
x = 4,737,385,913.02
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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.