Finding the Fourth Proportional to 649,423,474.53, 974,031,516.36 and 189,254,005.17
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Solution
The fourth proportional to 649,423,474.53, 974,031,516.36 and 189,254,005.17 is: 283,850,788.99
Step by Step Solution
- Step 1: Write the proportion equation
649,423,474.53 : 974,031,516.36 = 189,254,005.17 : x - Step 2: Convert to fraction form
649,423,474.53/974,031,516.36 = 189,254,005.17/x - Step 3: Cross multiply
649,423,474.53x = 974,031,516.36 × 189,254,005.17 - Step 4: Simplify right side
649,423,474.53x = 184,339,365,632,938,368 - Step 5: Solve for x
x = 184,339,365,632,938,368/649,423,474.53 - Step 6: Final answer
x = 283,850,788.99
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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.