Finding the Fourth Proportional to 802,357,355.80, 1,121,004,473 and 802,357,355.80
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Solution
The fourth proportional to 802,357,355.80, 1,121,004,473 and 802,357,355.80 is: 1,121,004,473
Step by Step Solution
- Step 1: Write the proportion equation
802,357,355.80 : 1,121,004,473 = 802,357,355.80 : x - Step 2: Convert to fraction form
802,357,355.80/1,121,004,473 = 802,357,355.80/x - Step 3: Cross multiply
802,357,355.80x = 1,121,004,473 × 802,357,355.80 - Step 4: Simplify right side
802,357,355.80x = 899,446,184,796,252,416 - Step 5: Solve for x
x = 899,446,184,796,252,416/802,357,355.80 - Step 6: Final answer
x = 1,121,004,473
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.