Finding the Fourth Proportional to 1,102,296,794.81, 1,521,166,913.61 and 600,509,701.88
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Solution
The fourth proportional to 1,102,296,794.81, 1,521,166,913.61 and 600,509,701.88 is: 828,701,937.71
Step by Step Solution
- Step 1: Write the proportion equation
1,102,296,794.81 : 1,521,166,913.61 = 600,509,701.88 : x - Step 2: Convert to fraction form
1,102,296,794.81/1,521,166,913.61 = 600,509,701.88/x - Step 3: Cross multiply
1,102,296,794.81x = 1,521,166,913.61 × 600,509,701.88 - Step 4: Simplify right side
1,102,296,794.81x = 913,475,489,794,855,424 - Step 5: Solve for x
x = 913,475,489,794,855,424/1,102,296,794.81 - Step 6: Final answer
x = 828,701,937.71
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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.