Finding the Fourth Proportional to 1,069,696,000.20, 1,604,544,000.30 and 736,801,357.80
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Solution
The fourth proportional to 1,069,696,000.20, 1,604,544,000.30 and 736,801,357.80 is: 1,105,202,036.70
Step by Step Solution
- Step 1: Write the proportion equation
1,069,696,000.20 : 1,604,544,000.30 = 736,801,357.80 : x - Step 2: Convert to fraction form
1,069,696,000.20/1,604,544,000.30 = 736,801,357.80/x - Step 3: Cross multiply
1,069,696,000.20x = 1,604,544,000.30 × 736,801,357.80 - Step 4: Simplify right side
1,069,696,000.20x = 1,182,230,198,070,883,584 - Step 5: Solve for x
x = 1,182,230,198,070,883,584/1,069,696,000.20 - Step 6: Final answer
x = 1,105,202,036.70
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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.