Finding the Fourth Proportional to 1,104,031,363.05, 1,654,640,366.18 and 586,709,635.05
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Solution
The fourth proportional to 1,104,031,363.05, 1,654,640,366.18 and 586,709,635.05 is: 879,316,908.80
Step by Step Solution
- Step 1: Write the proportion equation
1,104,031,363.05 : 1,654,640,366.18 = 586,709,635.05 : x - Step 2: Convert to fraction form
1,104,031,363.05/1,654,640,366.18 = 586,709,635.05/x - Step 3: Cross multiply
1,104,031,363.05x = 1,654,640,366.18 × 586,709,635.05 - Step 4: Simplify right side
1,104,031,363.05x = 970,793,445,377,532,544 - Step 5: Solve for x
x = 970,793,445,377,532,544/1,104,031,363.05 - Step 6: Final answer
x = 879,316,908.80
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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.