Finding the Fourth Proportional to 8,756,358,322.96, 13,155,491,320.92 and 5,614,728,099.28
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Solution
The fourth proportional to 8,756,358,322.96, 13,155,491,320.92 and 5,614,728,099.28 is: 8,435,528,110.55
Step by Step Solution
- Step 1: Write the proportion equation
8,756,358,322.96 : 13,155,491,320.92 = 5,614,728,099.28 : x - Step 2: Convert to fraction form
8,756,358,322.96/13,155,491,320.92 = 5,614,728,099.28/x - Step 3: Cross multiply
8,756,358,322.96x = 13,155,491,320.92 × 5,614,728,099.28 - Step 4: Simplify right side
8,756,358,322.96x = 73,864,506,779,403,681,792 - Step 5: Solve for x
x = 73,864,506,779,403,681,792/8,756,358,322.96 - Step 6: Final answer
x = 8,435,528,110.55
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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.