Finding the Fourth Proportional to 7,668,823,783.80, 11,503,235,675.70 and 3,306,756,055.80
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Solution
The fourth proportional to 7,668,823,783.80, 11,503,235,675.70 and 3,306,756,055.80 is: 4,960,134,083.70
Step by Step Solution
- Step 1: Write the proportion equation
7,668,823,783.80 : 11,503,235,675.70 = 3,306,756,055.80 : x - Step 2: Convert to fraction form
7,668,823,783.80/11,503,235,675.70 = 3,306,756,055.80/x - Step 3: Cross multiply
7,668,823,783.80x = 11,503,235,675.70 × 3,306,756,055.80 - Step 4: Simplify right side
7,668,823,783.80x = 38,038,394,231,915,585,536 - Step 5: Solve for x
x = 38,038,394,231,915,585,536/7,668,823,783.80 - Step 6: Final answer
x = 4,960,134,083.70
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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.