Finding the Fourth Proportional to 7,134,566,779.08, 10,703,228,355 and 2,712,642,391.44
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Solution
The fourth proportional to 7,134,566,779.08, 10,703,228,355 and 2,712,642,391.44 is: 4,069,487,589.10
Step by Step Solution
- Step 1: Write the proportion equation
7,134,566,779.08 : 10,703,228,355 = 2,712,642,391.44 : x - Step 2: Convert to fraction form
7,134,566,779.08/10,703,228,355 = 2,712,642,391.44/x - Step 3: Cross multiply
7,134,566,779.08x = 10,703,228,355 × 2,712,642,391.44 - Step 4: Simplify right side
7,134,566,779.08x = 29,034,030,961,035,616,256 - Step 5: Solve for x
x = 29,034,030,961,035,616,256/7,134,566,779.08 - Step 6: Final answer
x = 4,069,487,589.10
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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.