Finding the Fourth Proportional to 176,943,639.04, 244,286,966.43 and 157,310,298.62
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Solution
The fourth proportional to 176,943,639.04, 244,286,966.43 and 157,310,298.62 is: 217,181,334.39
Step by Step Solution
- Step 1: Write the proportion equation
176,943,639.04 : 244,286,966.43 = 157,310,298.62 : x - Step 2: Convert to fraction form
176,943,639.04/244,286,966.43 = 157,310,298.62/x - Step 3: Cross multiply
176,943,639.04x = 244,286,966.43 × 157,310,298.62 - Step 4: Simplify right side
176,943,639.04x = 38,428,855,637,771,856 - Step 5: Solve for x
x = 38,428,855,637,771,856/176,943,639.04 - Step 6: Final answer
x = 217,181,334.39
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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.