Finding the Fourth Proportional to 473,423,041.68, 653,343,974.28 and 264,579,178.17
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Solution
The fourth proportional to 473,423,041.68, 653,343,974.28 and 264,579,178.17 is: 365,130,541.94
Step by Step Solution
- Step 1: Write the proportion equation
473,423,041.68 : 653,343,974.28 = 264,579,178.17 : x - Step 2: Convert to fraction form
473,423,041.68/653,343,974.28 = 264,579,178.17/x - Step 3: Cross multiply
473,423,041.68x = 653,343,974.28 × 264,579,178.17 - Step 4: Simplify right side
473,423,041.68x = 172,861,211,777,324,000 - Step 5: Solve for x
x = 172,861,211,777,324,000/473,423,041.68 - Step 6: Final answer
x = 365,130,541.94
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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.