Finding the Fourth Proportional to 228,017,607.24, 314,655,867.97 and 123,593,436.55
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Solution
The fourth proportional to 228,017,607.24, 314,655,867.97 and 123,593,436.55 is: 170,554,373.08
Step by Step Solution
- Step 1: Write the proportion equation
228,017,607.24 : 314,655,867.97 = 123,593,436.55 : x - Step 2: Convert to fraction form
228,017,607.24/314,655,867.97 = 123,593,436.55/x - Step 3: Cross multiply
228,017,607.24x = 314,655,867.97 × 123,593,436.55 - Step 4: Simplify right side
228,017,607.24x = 38,889,400,053,035,376 - Step 5: Solve for x
x = 38,889,400,053,035,376/228,017,607.24 - Step 6: Final answer
x = 170,554,373.08
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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.