Finding the Fourth Proportional to 9,563,176,751.74, 13,201,416,237.85 and 6,177,737,106.83
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Solution
The fourth proportional to 9,563,176,751.74, 13,201,416,237.85 and 6,177,737,106.83 is: 8,528,011,253.21
Step by Step Solution
- Step 1: Write the proportion equation
9,563,176,751.74 : 13,201,416,237.85 = 6,177,737,106.83 : x - Step 2: Convert to fraction form
9,563,176,751.74/13,201,416,237.85 = 6,177,737,106.83/x - Step 3: Cross multiply
9,563,176,751.74x = 13,201,416,237.85 × 6,177,737,106.83 - Step 4: Simplify right side
9,563,176,751.74x = 81,554,878,955,288,526,848 - Step 5: Solve for x
x = 81,554,878,955,288,526,848/9,563,176,751.74 - Step 6: Final answer
x = 8,528,011,253.21
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.