Finding the Fourth Proportional to 14,346,391,089.62, 19,805,187,341.07 and 8,922,674,913.68
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Solution
The fourth proportional to 14,346,391,089.62, 19,805,187,341.07 and 8,922,674,913.68 is: 12,317,749,261.47
Step by Step Solution
- Step 1: Write the proportion equation
14,346,391,089.62 : 19,805,187,341.07 = 8,922,674,913.68 : x - Step 2: Convert to fraction form
14,346,391,089.62/19,805,187,341.07 = 8,922,674,913.68/x - Step 3: Cross multiply
14,346,391,089.62x = 19,805,187,341.07 × 8,922,674,913.68 - Step 4: Simplify right side
14,346,391,089.62x = 176,715,248,248,897,994,752 - Step 5: Solve for x
x = 176,715,248,248,897,994,752/14,346,391,089.62 - Step 6: Final answer
x = 12,317,749,261.47
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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.