Finding the Fourth Proportional to 9,513,480,549.02, 13,125,641,277.39 and 5,497,687,819.22
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Solution
The fourth proportional to 9,513,480,549.02, 13,125,641,277.39 and 5,497,687,819.22 is: 7,585,097,567.43
Step by Step Solution
- Step 1: Write the proportion equation
9,513,480,549.02 : 13,125,641,277.39 = 5,497,687,819.22 : x - Step 2: Convert to fraction form
9,513,480,549.02/13,125,641,277.39 = 5,497,687,819.22/x - Step 3: Cross multiply
9,513,480,549.02x = 13,125,641,277.39 × 5,497,687,819.22 - Step 4: Simplify right side
9,513,480,549.02x = 72,160,678,170,158,243,840 - Step 5: Solve for x
x = 72,160,678,170,158,243,840/9,513,480,549.02 - Step 6: Final answer
x = 7,585,097,567.43
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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.