Finding the Fourth Proportional to 6,689,904,312.40, 10,032,708,134.58 and 2,206,991,231.26
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Solution
The fourth proportional to 6,689,904,312.40, 10,032,708,134.58 and 2,206,991,231.26 is: 3,309,778,114.13
Step by Step Solution
- Step 1: Write the proportion equation
6,689,904,312.40 : 10,032,708,134.58 = 2,206,991,231.26 : x - Step 2: Convert to fraction form
6,689,904,312.40/10,032,708,134.58 = 2,206,991,231.26/x - Step 3: Cross multiply
6,689,904,312.40x = 10,032,708,134.58 × 2,206,991,231.26 - Step 4: Simplify right side
6,689,904,312.40x = 22,142,098,878,808,932,352 - Step 5: Solve for x
x = 22,142,098,878,808,932,352/6,689,904,312.40 - Step 6: Final answer
x = 3,309,778,114.13
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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.