Finding the Fourth Proportional to 461,487,162.27, 636,852,204.80 and 249,793,950.94
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Solution
The fourth proportional to 461,487,162.27, 636,852,204.80 and 249,793,950.94 is: 344,715,609.46
Step by Step Solution
- Step 1: Write the proportion equation
461,487,162.27 : 636,852,204.80 = 249,793,950.94 : x - Step 2: Convert to fraction form
461,487,162.27/636,852,204.80 = 249,793,950.94/x - Step 3: Cross multiply
461,487,162.27x = 636,852,204.80 × 249,793,950.94 - Step 4: Simplify right side
461,487,162.27x = 159,081,828,399,937,664 - Step 5: Solve for x
x = 159,081,828,399,937,664/461,487,162.27 - Step 6: Final answer
x = 344,715,609.46
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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.