Finding the Fourth Proportional to 14,403,948,637.94, 19,877,684,452.58 and 7,885,931,230.62
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Solution
The fourth proportional to 14,403,948,637.94, 19,877,684,452.58 and 7,885,931,230.62 is: 10,882,713,938.88
Step by Step Solution
- Step 1: Write the proportion equation
14,403,948,637.94 : 19,877,684,452.58 = 7,885,931,230.62 : x - Step 2: Convert to fraction form
14,403,948,637.94/19,877,684,452.58 = 7,885,931,230.62/x - Step 3: Cross multiply
14,403,948,637.94x = 19,877,684,452.58 × 7,885,931,230.62 - Step 4: Simplify right side
14,403,948,637.94x = 156,754,052,617,010,249,728 - Step 5: Solve for x
x = 156,754,052,617,010,249,728/14,403,948,637.94 - Step 6: Final answer
x = 10,882,713,938.88
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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.