Finding the Fourth Proportional to 1,771,471,209.90, 2,657,206,814.85 and 606,552,537.90
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Solution
The fourth proportional to 1,771,471,209.90, 2,657,206,814.85 and 606,552,537.90 is: 909,828,806.85
Step by Step Solution
- Step 1: Write the proportion equation
1,771,471,209.90 : 2,657,206,814.85 = 606,552,537.90 : x - Step 2: Convert to fraction form
1,771,471,209.90/2,657,206,814.85 = 606,552,537.90/x - Step 3: Cross multiply
1,771,471,209.90x = 2,657,206,814.85 × 606,552,537.90 - Step 4: Simplify right side
1,771,471,209.90x = 1,611,735,537,272,442,880 - Step 5: Solve for x
x = 1,611,735,537,272,442,880/1,771,471,209.90 - Step 6: Final answer
x = 909,828,806.85
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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.