Finding the Fourth Proportional to 3,808,787,712.90, 5,713,181,569.35 and 1,048,842,701.70
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Solution
The fourth proportional to 3,808,787,712.90, 5,713,181,569.35 and 1,048,842,701.70 is: 1,573,264,052.55
Step by Step Solution
- Step 1: Write the proportion equation
3,808,787,712.90 : 5,713,181,569.35 = 1,048,842,701.70 : x - Step 2: Convert to fraction form
3,808,787,712.90/5,713,181,569.35 = 1,048,842,701.70/x - Step 3: Cross multiply
3,808,787,712.90x = 5,713,181,569.35 × 1,048,842,701.70 - Step 4: Simplify right side
3,808,787,712.90x = 5,992,228,792,499,700,736 - Step 5: Solve for x
x = 5,992,228,792,499,700,736/3,808,787,712.90 - Step 6: Final answer
x = 1,573,264,052.55
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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.