Finding the Fourth Proportional to 8,545,429,295.93, 12,816,980,305.58 and 2,249,331,292.82
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Solution
The fourth proportional to 8,545,429,295.93, 12,816,980,305.58 and 2,249,331,292.82 is: 3,373,690,645.88
Step by Step Solution
- Step 1: Write the proportion equation
8,545,429,295.93 : 12,816,980,305.58 = 2,249,331,292.82 : x - Step 2: Convert to fraction form
8,545,429,295.93/12,816,980,305.58 = 2,249,331,292.82/x - Step 3: Cross multiply
8,545,429,295.93x = 12,816,980,305.58 × 2,249,331,292.82 - Step 4: Simplify right side
8,545,429,295.93x = 28,829,634,880,723,410,944 - Step 5: Solve for x
x = 28,829,634,880,723,410,944/8,545,429,295.93 - Step 6: Final answer
x = 3,373,690,645.88
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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.