Finding the Fourth Proportional to 13,315,244,001.05, 19,970,368,966.99 and 6,681,091,869.11
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Solution
The fourth proportional to 13,315,244,001.05, 19,970,368,966.99 and 6,681,091,869.11 is: 10,020,384,885.02
Step by Step Solution
- Step 1: Write the proportion equation
13,315,244,001.05 : 19,970,368,966.99 = 6,681,091,869.11 : x - Step 2: Convert to fraction form
13,315,244,001.05/19,970,368,966.99 = 6,681,091,869.11/x - Step 3: Cross multiply
13,315,244,001.05x = 19,970,368,966.99 × 6,681,091,869.11 - Step 4: Simplify right side
13,315,244,001.05x = 133,423,869,728,448,856,064 - Step 5: Solve for x
x = 133,423,869,728,448,856,064/13,315,244,001.05 - Step 6: Final answer
x = 10,020,384,885.02
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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.