Finding the Fourth Proportional to 4,828,929,861.60, 7,243,394,792.40 and 2,624,937,746.40
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Solution
The fourth proportional to 4,828,929,861.60, 7,243,394,792.40 and 2,624,937,746.40 is: 3,937,406,619.60
Step by Step Solution
- Step 1: Write the proportion equation
4,828,929,861.60 : 7,243,394,792.40 = 2,624,937,746.40 : x - Step 2: Convert to fraction form
4,828,929,861.60/7,243,394,792.40 = 2,624,937,746.40/x - Step 3: Cross multiply
4,828,929,861.60x = 7,243,394,792.40 × 2,624,937,746.40 - Step 4: Simplify right side
4,828,929,861.60x = 19,013,460,402,647,953,408 - Step 5: Solve for x
x = 19,013,460,402,647,953,408/4,828,929,861.60 - Step 6: Final answer
x = 3,937,406,619.60
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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.