Finding the Fourth Proportional to 749,202,870,269.85, 1,124,046,329,288.20 and 346,550,472,239.88
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Solution
The fourth proportional to 749,202,870,269.85, 1,124,046,329,288.20 and 346,550,472,239.88 is: 519,937,658,666.50
Step by Step Solution
- Step 1: Write the proportion equation
749,202,870,269.85 : 1,124,046,329,288.20 = 346,550,472,239.88 : x - Step 2: Convert to fraction form
749,202,870,269.85/1,124,046,329,288.20 = 346,550,472,239.88/x - Step 3: Cross multiply
749,202,870,269.85x = 1,124,046,329,288.20 × 346,550,472,239.88 - Step 4: Simplify right side
749,202,870,269.85x = 389,538,786,234,329,343,197,184 - Step 5: Solve for x
x = 389,538,786,234,329,343,197,184/749,202,870,269.85 - Step 6: Final answer
x = 519,937,658,666.50
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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.