Finding the Fourth Proportional to 310,326,146.19, 465,537,048.98 and 105,806,391.75
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Solution
The fourth proportional to 310,326,146.19, 465,537,048.98 and 105,806,391.75 is: 158,725,895.26
Step by Step Solution
- Step 1: Write the proportion equation
310,326,146.19 : 465,537,048.98 = 105,806,391.75 : x - Step 2: Convert to fraction form
310,326,146.19/465,537,048.98 = 105,806,391.75/x - Step 3: Cross multiply
310,326,146.19x = 465,537,048.98 × 105,806,391.75 - Step 4: Simplify right side
310,326,146.19x = 49,256,795,377,987,792 - Step 5: Solve for x
x = 49,256,795,377,987,792/310,326,146.19 - Step 6: Final answer
x = 158,725,895.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.