Finding the Fourth Proportional to 277,289,407.02, 382,671,339.06 and 153,530,095.08
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Solution
The fourth proportional to 277,289,407.02, 382,671,339.06 and 153,530,095.08 is: 211,878,151.79
Step by Step Solution
- Step 1: Write the proportion equation
277,289,407.02 : 382,671,339.06 = 153,530,095.08 : x - Step 2: Convert to fraction form
277,289,407.02/382,671,339.06 = 153,530,095.08/x - Step 3: Cross multiply
277,289,407.02x = 382,671,339.06 × 153,530,095.08 - Step 4: Simplify right side
277,289,407.02x = 58,751,567,069,316,032 - Step 5: Solve for x
x = 58,751,567,069,316,032/277,289,407.02 - Step 6: Final answer
x = 211,878,151.79
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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.