Finding the Fourth Proportional to 5,466,528,219.70, 8,199,792,329.55 and 2,518,802,139.70
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Solution
The fourth proportional to 5,466,528,219.70, 8,199,792,329.55 and 2,518,802,139.70 is: 3,778,203,209.55
Step by Step Solution
- Step 1: Write the proportion equation
5,466,528,219.70 : 8,199,792,329.55 = 2,518,802,139.70 : x - Step 2: Convert to fraction form
5,466,528,219.70/8,199,792,329.55 = 2,518,802,139.70/x - Step 3: Cross multiply
5,466,528,219.70x = 8,199,792,329.55 × 2,518,802,139.70 - Step 4: Simplify right side
5,466,528,219.70x = 20,653,654,464,766,185,472 - Step 5: Solve for x
x = 20,653,654,464,766,185,472/5,466,528,219.70 - Step 6: Final answer
x = 3,778,203,209.55
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1.5x scale
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.