Finding the Fourth Proportional to 1,376,614,523,186.70, 1,899,733,948,094.90 and 750,908,926,607.28
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Solution
The fourth proportional to 1,376,614,523,186.70, 1,899,733,948,094.90 and 750,908,926,607.28 is: 1,036,257,540,346.96
Step by Step Solution
- Step 1: Write the proportion equation
1,376,614,523,186.70 : 1,899,733,948,094.90 = 750,908,926,607.28 : x - Step 2: Convert to fraction form
1,376,614,523,186.70/1,899,733,948,094.90 = 750,908,926,607.28/x - Step 3: Cross multiply
1,376,614,523,186.70x = 1,899,733,948,094.90 × 750,908,926,607.28 - Step 4: Simplify right side
1,376,614,523,186.70x = 1,426,527,179,803,351,538,728,960 - Step 5: Solve for x
x = 1,426,527,179,803,351,538,728,960/1,376,614,523,186.70 - Step 6: Final answer
x = 1,036,257,540,346.96
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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.