Finding the Fourth Proportional to 1,731,255,566.08, 2,387,739,607.68 and 1,521,964,215.04
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Solution
The fourth proportional to 1,731,255,566.08, 2,387,739,607.68 and 1,521,964,215.04 is: 2,099,085,951.79
Step by Step Solution
- Step 1: Write the proportion equation
1,731,255,566.08 : 2,387,739,607.68 = 1,521,964,215.04 : x - Step 2: Convert to fraction form
1,731,255,566.08/2,387,739,607.68 = 1,521,964,215.04/x - Step 3: Cross multiply
1,731,255,566.08x = 2,387,739,607.68 × 1,521,964,215.04 - Step 4: Simplify right side
1,731,255,566.08x = 3,634,054,237,722,608,640 - Step 5: Solve for x
x = 3,634,054,237,722,608,640/1,731,255,566.08 - Step 6: Final answer
x = 2,099,085,951.79
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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.