Finding the Fourth Proportional to 14,661,352,202.05, 20,242,788,454.65 and 13,724,655,553.09
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Solution
The fourth proportional to 14,661,352,202.05, 20,242,788,454.65 and 13,724,655,553.09 is: 18,949,500,369.77
Step by Step Solution
- Step 1: Write the proportion equation
14,661,352,202.05 : 20,242,788,454.65 = 13,724,655,553.09 : x - Step 2: Convert to fraction form
14,661,352,202.05/20,242,788,454.65 = 13,724,655,553.09/x - Step 3: Cross multiply
14,661,352,202.05x = 20,242,788,454.65 × 13,724,655,553.09 - Step 4: Simplify right side
14,661,352,202.05x = 277,825,298,974,138,302,464 - Step 5: Solve for x
x = 277,825,298,974,138,302,464/14,661,352,202.05 - Step 6: Final answer
x = 18,949,500,369.77
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1.5x scale
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.