Finding the Fourth Proportional to 1,181,952,352.80, 1,772,928,529.20 and 536,979,808.80
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Solution
The fourth proportional to 1,181,952,352.80, 1,772,928,529.20 and 536,979,808.80 is: 805,469,713.20
Step by Step Solution
- Step 1: Write the proportion equation
1,181,952,352.80 : 1,772,928,529.20 = 536,979,808.80 : x - Step 2: Convert to fraction form
1,181,952,352.80/1,772,928,529.20 = 536,979,808.80/x - Step 3: Cross multiply
1,181,952,352.80x = 1,772,928,529.20 × 536,979,808.80 - Step 4: Simplify right side
1,181,952,352.80x = 952,026,822,625,881,216 - Step 5: Solve for x
x = 952,026,822,625,881,216/1,181,952,352.80 - Step 6: Final answer
x = 805,469,713.20
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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.