Finding the Fourth Proportional to 1,376,614,523,192.10, 1,899,733,948,102.80 and 750,908,926,612.75
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Solution
The fourth proportional to 1,376,614,523,192.10, 1,899,733,948,102.80 and 750,908,926,612.75 is: 1,036,257,540,354.75
Step by Step Solution
- Step 1: Write the proportion equation
1,376,614,523,192.10 : 1,899,733,948,102.80 = 750,908,926,612.75 : x - Step 2: Convert to fraction form
1,376,614,523,192.10/1,899,733,948,102.80 = 750,908,926,612.75/x - Step 3: Cross multiply
1,376,614,523,192.10x = 1,899,733,948,102.80 × 750,908,926,612.75 - Step 4: Simplify right side
1,376,614,523,192.10x = 1,426,527,179,819,675,367,243,776 - Step 5: Solve for x
x = 1,426,527,179,819,675,367,243,776/1,376,614,523,192.10 - Step 6: Final answer
x = 1,036,257,540,354.75
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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.