Finding the Fourth Proportional to 2,174,539,724.84, 3,000,780,346.14 and 1,329,182,463.65
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Solution
The fourth proportional to 2,174,539,724.84, 3,000,780,346.14 and 1,329,182,463.65 is: 1,834,220,165.20
Step by Step Solution
- Step 1: Write the proportion equation
2,174,539,724.84 : 3,000,780,346.14 = 1,329,182,463.65 : x - Step 2: Convert to fraction form
2,174,539,724.84/3,000,780,346.14 = 1,329,182,463.65/x - Step 3: Cross multiply
2,174,539,724.84x = 3,000,780,346.14 × 1,329,182,463.65 - Step 4: Simplify right side
2,174,539,724.84x = 3,988,584,613,339,860,992 - Step 5: Solve for x
x = 3,988,584,613,339,860,992/2,174,539,724.84 - Step 6: Final answer
x = 1,834,220,165.20
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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.