Finding the Fourth Proportional to 19,417,133,209.20, 29,125,699,813.80 and 19,417,133,209.20
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Solution
The fourth proportional to 19,417,133,209.20, 29,125,699,813.80 and 19,417,133,209.20 is: 29,125,699,813.80
Step by Step Solution
- Step 1: Write the proportion equation
19,417,133,209.20 : 29,125,699,813.80 = 19,417,133,209.20 : x - Step 2: Convert to fraction form
19,417,133,209.20/29,125,699,813.80 = 19,417,133,209.20/x - Step 3: Cross multiply
19,417,133,209.20x = 29,125,699,813.80 × 19,417,133,209.20 - Step 4: Simplify right side
19,417,133,209.20x = 565,537,593,095,726,235,648 - Step 5: Solve for x
x = 565,537,593,095,726,235,648/19,417,133,209.20 - Step 6: Final answer
x = 29,125,699,813.80
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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.