Finding the Fourth Proportional to 249,755,248.35, 374,481,168.53 and 125,112,921.17
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Solution
The fourth proportional to 249,755,248.35, 374,481,168.53 and 125,112,921.17 is: 187,593,386.83
Step by Step Solution
- Step 1: Write the proportion equation
249,755,248.35 : 374,481,168.53 = 125,112,921.17 : x - Step 2: Convert to fraction form
249,755,248.35/374,481,168.53 = 125,112,921.17/x - Step 3: Cross multiply
249,755,248.35x = 374,481,168.53 × 125,112,921.17 - Step 4: Simplify right side
249,755,248.35x = 46,852,432,915,445,400 - Step 5: Solve for x
x = 46,852,432,915,445,400/249,755,248.35 - Step 6: Final answer
x = 187,593,386.83
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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.