Finding the Fourth Proportional to 175,837,182.84, 242,432,309.34 and 125,661,331.08
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Solution
The fourth proportional to 175,837,182.84, 242,432,309.34 and 125,661,331.08 is: 173,253,268.71
Step by Step Solution
- Step 1: Write the proportion equation
175,837,182.84 : 242,432,309.34 = 125,661,331.08 : x - Step 2: Convert to fraction form
175,837,182.84/242,432,309.34 = 125,661,331.08/x - Step 3: Cross multiply
175,837,182.84x = 242,432,309.34 × 125,661,331.08 - Step 4: Simplify right side
175,837,182.84x = 30,464,366,688,462,716 - Step 5: Solve for x
x = 30,464,366,688,462,716/175,837,182.84 - Step 6: Final answer
x = 173,253,268.71
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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.