Finding the Fourth Proportional to 2,851,017,590.14, 3,934,412,748.93 and 1,580,948,048.45
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Solution
The fourth proportional to 2,851,017,590.14, 3,934,412,748.93 and 1,580,948,048.45 is: 2,181,713,006.17
Step by Step Solution
- Step 1: Write the proportion equation
2,851,017,590.14 : 3,934,412,748.93 = 1,580,948,048.45 : x - Step 2: Convert to fraction form
2,851,017,590.14/3,934,412,748.93 = 1,580,948,048.45/x - Step 3: Cross multiply
2,851,017,590.14x = 3,934,412,748.93 × 1,580,948,048.45 - Step 4: Simplify right side
2,851,017,590.14x = 6,220,102,157,233,527,808 - Step 5: Solve for x
x = 6,220,102,157,233,527,808/2,851,017,590.14 - Step 6: Final answer
x = 2,181,713,006.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.