Finding the Fourth Proportional to 944,826,029.80, 1,417,239,044.70 and 887,430,401.80
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Solution
The fourth proportional to 944,826,029.80, 1,417,239,044.70 and 887,430,401.80 is: 1,331,145,602.70
Step by Step Solution
- Step 1: Write the proportion equation
944,826,029.80 : 1,417,239,044.70 = 887,430,401.80 : x - Step 2: Convert to fraction form
944,826,029.80/1,417,239,044.70 = 887,430,401.80/x - Step 3: Cross multiply
944,826,029.80x = 1,417,239,044.70 × 887,430,401.80 - Step 4: Simplify right side
944,826,029.80x = 1,257,701,014,884,769,024 - Step 5: Solve for x
x = 1,257,701,014,884,769,024/944,826,029.80 - Step 6: Final answer
x = 1,331,145,602.70
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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.