Finding the Fourth Proportional to 1,510,565,749.62, 2,069,482,458.99 and 1,453,950,156.48
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Solution
The fourth proportional to 1,510,565,749.62, 2,069,482,458.99 and 1,453,950,156.48 is: 1,991,918,819.71
Step by Step Solution
- Step 1: Write the proportion equation
1,510,565,749.62 : 2,069,482,458.99 = 1,453,950,156.48 : x - Step 2: Convert to fraction form
1,510,565,749.62/2,069,482,458.99 = 1,453,950,156.48/x - Step 3: Cross multiply
1,510,565,749.62x = 2,069,482,458.99 × 1,453,950,156.48 - Step 4: Simplify right side
1,510,565,749.62x = 3,008,924,345,081,125,888 - Step 5: Solve for x
x = 3,008,924,345,081,125,888/1,510,565,749.62 - Step 6: Final answer
x = 1,991,918,819.71
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.