Finding the Fourth Proportional to 232,645,595.52, 321,052,875.84 and 128,223,934.08
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Solution
The fourth proportional to 232,645,595.52, 321,052,875.84 and 128,223,934.08 is: 176,950,106.00
Step by Step Solution
- Step 1: Write the proportion equation
232,645,595.52 : 321,052,875.84 = 128,223,934.08 : x - Step 2: Convert to fraction form
232,645,595.52/321,052,875.84 = 128,223,934.08/x - Step 3: Cross multiply
232,645,595.52x = 321,052,875.84 × 128,223,934.08 - Step 4: Simplify right side
232,645,595.52x = 41,166,662,787,902,584 - Step 5: Solve for x
x = 41,166,662,787,902,584/232,645,595.52 - Step 6: Final answer
x = 176,950,106.00
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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.