Finding the Fourth Proportional to 7,355,328,059.60, 11,038,366,860.60 and 5,178,545,723.60
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Solution
The fourth proportional to 7,355,328,059.60, 11,038,366,860.60 and 5,178,545,723.60 is: 7,771,602,712.80
Step by Step Solution
- Step 1: Write the proportion equation
7,355,328,059.60 : 11,038,366,860.60 = 5,178,545,723.60 : x - Step 2: Convert to fraction form
7,355,328,059.60/11,038,366,860.60 = 5,178,545,723.60/x - Step 3: Cross multiply
7,355,328,059.60x = 11,038,366,860.60 × 5,178,545,723.60 - Step 4: Simplify right side
7,355,328,059.60x = 57,162,687,501,488,095,232 - Step 5: Solve for x
x = 57,162,687,501,488,095,232/7,355,328,059.60 - Step 6: Final answer
x = 7,771,602,712.80
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1.5x scale
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.