Finding the Fourth Proportional to 2,184,185,029.60, 3,276,277,544.40 and 804,989,346.40
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Solution
The fourth proportional to 2,184,185,029.60, 3,276,277,544.40 and 804,989,346.40 is: 1,207,484,019.60
Step by Step Solution
- Step 1: Write the proportion equation
2,184,185,029.60 : 3,276,277,544.40 = 804,989,346.40 : x - Step 2: Convert to fraction form
2,184,185,029.60/3,276,277,544.40 = 804,989,346.40/x - Step 3: Cross multiply
2,184,185,029.60x = 3,276,277,544.40 × 804,989,346.40 - Step 4: Simplify right side
2,184,185,029.60x = 2,637,368,519,091,552,768 - Step 5: Solve for x
x = 2,637,368,519,091,552,768/2,184,185,029.60 - Step 6: Final answer
x = 1,207,484,019.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.