Finding the Fourth Proportional to 5,136,630,892.65, 7,703,056,442.93 and 1,774,346,207.18
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Solution
The fourth proportional to 5,136,630,892.65, 7,703,056,442.93 and 1,774,346,207.18 is: 2,660,866,484.04
Step by Step Solution
- Step 1: Write the proportion equation
5,136,630,892.65 : 7,703,056,442.93 = 1,774,346,207.18 : x - Step 2: Convert to fraction form
5,136,630,892.65/7,703,056,442.93 = 1,774,346,207.18/x - Step 3: Cross multiply
5,136,630,892.65x = 7,703,056,442.93 × 1,774,346,207.18 - Step 4: Simplify right side
5,136,630,892.65x = 13,667,888,983,158,921,216 - Step 5: Solve for x
x = 13,667,888,983,158,921,216/5,136,630,892.65 - Step 6: Final answer
x = 2,660,866,484.04
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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.