Finding the Fourth Proportional to 229,433,032.76, 316,617,630.76 and 125,011,104.08
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Solution
The fourth proportional to 229,433,032.76, 316,617,630.76 and 125,011,104.08 is: 172,515,348.45
Step by Step Solution
- Step 1: Write the proportion equation
229,433,032.76 : 316,617,630.76 = 125,011,104.08 : x - Step 2: Convert to fraction form
229,433,032.76/316,617,630.76 = 125,011,104.08/x - Step 3: Cross multiply
229,433,032.76x = 316,617,630.76 × 125,011,104.08 - Step 4: Simplify right side
229,433,032.76x = 39,580,719,592,501,368 - Step 5: Solve for x
x = 39,580,719,592,501,368/229,433,032.76 - Step 6: Final answer
x = 172,515,348.45
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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.