Finding the Fourth Proportional to 1,838,436,065, 2,537,824,597.36 and 1,235,956,104.54
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Solution
The fourth proportional to 1,838,436,065, 2,537,824,597.36 and 1,235,956,104.54 is: 1,706,145,708.88
Step by Step Solution
- Step 1: Write the proportion equation
1,838,436,065 : 2,537,824,597.36 = 1,235,956,104.54 : x - Step 2: Convert to fraction form
1,838,436,065/2,537,824,597.36 = 1,235,956,104.54/x - Step 3: Cross multiply
1,838,436,065x = 2,537,824,597.36 × 1,235,956,104.54 - Step 4: Simplify right side
1,838,436,065x = 3,136,639,803,358,859,776 - Step 5: Solve for x
x = 3,136,639,803,358,859,776/1,838,436,065 - Step 6: Final answer
x = 1,706,145,708.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.