Finding the Fourth Proportional to 6,899,339,811.40, 10,349,009,717.10 and 2,536,369,289.80
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Solution
The fourth proportional to 6,899,339,811.40, 10,349,009,717.10 and 2,536,369,289.80 is: 3,804,553,934.70
Step by Step Solution
- Step 1: Write the proportion equation
6,899,339,811.40 : 10,349,009,717.10 = 2,536,369,289.80 : x - Step 2: Convert to fraction form
6,899,339,811.40/10,349,009,717.10 = 2,536,369,289.80/x - Step 3: Cross multiply
6,899,339,811.40x = 10,349,009,717.10 × 2,536,369,289.80 - Step 4: Simplify right side
6,899,339,811.40x = 26,248,910,426,294,226,944 - Step 5: Solve for x
x = 26,248,910,426,294,226,944/6,899,339,811.40 - Step 6: Final answer
x = 3,804,553,934.70
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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.