Finding the Fourth Proportional to 9,441,011,215.19, 14,154,535,347.98 and 5,709,473,021.73
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Solution
The fourth proportional to 9,441,011,215.19, 14,154,535,347.98 and 5,709,473,021.73 is: 8,559,987,469.82
Step by Step Solution
- Step 1: Write the proportion equation
9,441,011,215.19 : 14,154,535,347.98 = 5,709,473,021.73 : x - Step 2: Convert to fraction form
9,441,011,215.19/14,154,535,347.98 = 5,709,473,021.73/x - Step 3: Cross multiply
9,441,011,215.19x = 14,154,535,347.98 × 5,709,473,021.73 - Step 4: Simplify right side
9,441,011,215.19x = 80,814,937,704,375,975,936 - Step 5: Solve for x
x = 80,814,937,704,375,975,936/9,441,011,215.19 - Step 6: Final answer
x = 8,559,987,469.82
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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.