Finding the Fourth Proportional to 225,935,683.58, 338,748,807.65 and 115,056,724.08
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Solution
The fourth proportional to 225,935,683.58, 338,748,807.65 and 115,056,724.08 is: 172,506,296.83
Step by Step Solution
- Step 1: Write the proportion equation
225,935,683.58 : 338,748,807.65 = 115,056,724.08 : x - Step 2: Convert to fraction form
225,935,683.58/338,748,807.65 = 115,056,724.08/x - Step 3: Cross multiply
225,935,683.58x = 338,748,807.65 × 115,056,724.08 - Step 4: Simplify right side
225,935,683.58x = 38,975,328,094,910,064 - Step 5: Solve for x
x = 38,975,328,094,910,064/225,935,683.58 - Step 6: Final answer
x = 172,506,296.83
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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.