Finding the Fourth Proportional to 4,642,754,908.56, 6,406,938,364.28 and 2,635,572,519.88
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Solution
The fourth proportional to 4,642,754,908.56, 6,406,938,364.28 and 2,635,572,519.88 is: 3,637,054,081.47
Step by Step Solution
- Step 1: Write the proportion equation
4,642,754,908.56 : 6,406,938,364.28 = 2,635,572,519.88 : x - Step 2: Convert to fraction form
4,642,754,908.56/6,406,938,364.28 = 2,635,572,519.88/x - Step 3: Cross multiply
4,642,754,908.56x = 6,406,938,364.28 × 2,635,572,519.88 - Step 4: Simplify right side
4,642,754,908.56x = 16,885,950,689,461,284,864 - Step 5: Solve for x
x = 16,885,950,689,461,284,864/4,642,754,908.56 - Step 6: Final answer
x = 3,637,054,081.47
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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.