Finding the Fourth Proportional to 23,201,706,153.10, 31,993,017,581.90 and 15,670,251,671.99
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Solution
The fourth proportional to 23,201,706,153.10, 31,993,017,581.90 and 15,670,251,671.99 is: 21,607,834,956.03
Step by Step Solution
- Step 1: Write the proportion equation
23,201,706,153.10 : 31,993,017,581.90 = 15,670,251,671.99 : x - Step 2: Convert to fraction form
23,201,706,153.10/31,993,017,581.90 = 15,670,251,671.99/x - Step 3: Cross multiply
23,201,706,153.10x = 31,993,017,581.90 × 15,670,251,671.99 - Step 4: Simplify right side
23,201,706,153.10x = 501,338,637,254,676,643,840 - Step 5: Solve for x
x = 501,338,637,254,676,643,840/23,201,706,153.10 - Step 6: Final answer
x = 21,607,834,956.03
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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.