Finding the Fourth Proportional to 4,973,397,792.24, 6,866,386,358.84 and 3,165,929,501.20
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Solution
The fourth proportional to 4,973,397,792.24, 6,866,386,358.84 and 3,165,929,501.20 is: 4,370,954,435.62
Step by Step Solution
- Step 1: Write the proportion equation
4,973,397,792.24 : 6,866,386,358.84 = 3,165,929,501.20 : x - Step 2: Convert to fraction form
4,973,397,792.24/6,866,386,358.84 = 3,165,929,501.20/x - Step 3: Cross multiply
4,973,397,792.24x = 6,866,386,358.84 × 3,165,929,501.20 - Step 4: Simplify right side
4,973,397,792.24x = 21,738,495,140,088,803,328 - Step 5: Solve for x
x = 21,738,495,140,088,803,328/4,973,397,792.24 - Step 6: Final answer
x = 4,370,954,435.62
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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.