Finding the Fourth Proportional to 6,011,869,230.92, 8,266,959,792.96 and 5,217,536,160.92
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Solution
The fourth proportional to 6,011,869,230.92, 8,266,959,792.96 and 5,217,536,160.92 is: 7,174,667,312.92
Step by Step Solution
- Step 1: Write the proportion equation
6,011,869,230.92 : 8,266,959,792.96 = 5,217,536,160.92 : x - Step 2: Convert to fraction form
6,011,869,230.92/8,266,959,792.96 = 5,217,536,160.92/x - Step 3: Cross multiply
6,011,869,230.92x = 8,266,959,792.96 × 5,217,536,160.92 - Step 4: Simplify right side
6,011,869,230.92x = 43,133,161,660,640,518,144 - Step 5: Solve for x
x = 43,133,161,660,640,518,144/6,011,869,230.92 - Step 6: Final answer
x = 7,174,667,312.92
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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.