Finding the Fourth Proportional to 894,079,053.61, 1,341,016,421.00 and 239,081,158.08
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Solution
The fourth proportional to 894,079,053.61, 1,341,016,421.00 and 239,081,158.08 is: 358,594,419.19
Step by Step Solution
- Step 1: Write the proportion equation
894,079,053.61 : 1,341,016,421.00 = 239,081,158.08 : x - Step 2: Convert to fraction form
894,079,053.61/1,341,016,421.00 = 239,081,158.08/x - Step 3: Cross multiply
894,079,053.61x = 1,341,016,421.00 × 239,081,158.08 - Step 4: Simplify right side
894,079,053.61x = 320,611,758,935,781,440 - Step 5: Solve for x
x = 320,611,758,935,781,440/894,079,053.61 - Step 6: Final answer
x = 358,594,419.19
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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.