Finding the Fourth Proportional to 944,931,310,260.45, 1,303,991,330,467.10 and 527,791,243,056.42
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Solution
The fourth proportional to 944,931,310,260.45, 1,303,991,330,467.10 and 527,791,243,056.42 is: 728,344,164,034.87
Step by Step Solution
- Step 1: Write the proportion equation
944,931,310,260.45 : 1,303,991,330,467.10 = 527,791,243,056.42 : x - Step 2: Convert to fraction form
944,931,310,260.45/1,303,991,330,467.10 = 527,791,243,056.42/x - Step 3: Cross multiply
944,931,310,260.45x = 1,303,991,330,467.10 × 527,791,243,056.42 - Step 4: Simplify right side
944,931,310,260.45x = 688,235,205,242,025,672,704,000 - Step 5: Solve for x
x = 688,235,205,242,025,672,704,000/944,931,310,260.45 - Step 6: Final answer
x = 728,344,164,034.87
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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.