Finding the Fourth Proportional to 4,812,588,688.24, 6,643,548,532.93 and 3,031,060,354.48
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Solution
The fourth proportional to 4,812,588,688.24, 6,643,548,532.93 and 3,031,060,354.48 is: 4,184,233,865.74
Step by Step Solution
- Step 1: Write the proportion equation
4,812,588,688.24 : 6,643,548,532.93 = 3,031,060,354.48 : x - Step 2: Convert to fraction form
4,812,588,688.24/6,643,548,532.93 = 3,031,060,354.48/x - Step 3: Cross multiply
4,812,588,688.24x = 6,643,548,532.93 × 3,031,060,354.48 - Step 4: Simplify right side
4,812,588,688.24x = 20,136,996,571,227,889,664 - Step 5: Solve for x
x = 20,136,996,571,227,889,664/4,812,588,688.24 - Step 6: Final answer
x = 4,184,233,865.74
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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.