Finding the Fourth Proportional to 3,497,014,965.60, 5,245,522,448.40 and 1,425,607,538.40
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Solution
The fourth proportional to 3,497,014,965.60, 5,245,522,448.40 and 1,425,607,538.40 is: 2,138,411,307.60
Step by Step Solution
- Step 1: Write the proportion equation
3,497,014,965.60 : 5,245,522,448.40 = 1,425,607,538.40 : x - Step 2: Convert to fraction form
3,497,014,965.60/5,245,522,448.40 = 1,425,607,538.40/x - Step 3: Cross multiply
3,497,014,965.60x = 5,245,522,448.40 × 1,425,607,538.40 - Step 4: Simplify right side
3,497,014,965.60x = 7,478,056,345,285,465,088 - Step 5: Solve for x
x = 7,478,056,345,285,465,088/3,497,014,965.60 - Step 6: Final answer
x = 2,138,411,307.60
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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.