Finding the Fourth Proportional to 349,713,275.68, 482,430,096.54 and 208,484,982
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Solution
The fourth proportional to 349,713,275.68, 482,430,096.54 and 208,484,982 is: 287,605,409.88
Step by Step Solution
- Step 1: Write the proportion equation
349,713,275.68 : 482,430,096.54 = 208,484,982 : x - Step 2: Convert to fraction form
349,713,275.68/482,430,096.54 = 208,484,982/x - Step 3: Cross multiply
349,713,275.68x = 482,430,096.54 × 208,484,982 - Step 4: Simplify right side
349,713,275.68x = 100,579,429,993,400,160 - Step 5: Solve for x
x = 100,579,429,993,400,160/349,713,275.68 - Step 6: Final answer
x = 287,605,409.88
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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.