Finding the Fourth Proportional to 349,651,425.05, 482,516,511.93 and 190,881,547.99
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Solution
The fourth proportional to 349,651,425.05, 482,516,511.93 and 190,881,547.99 is: 263,415,196.19
Step by Step Solution
- Step 1: Write the proportion equation
349,651,425.05 : 482,516,511.93 = 190,881,547.99 : x - Step 2: Convert to fraction form
349,651,425.05/482,516,511.93 = 190,881,547.99/x - Step 3: Cross multiply
349,651,425.05x = 482,516,511.93 × 190,881,547.99 - Step 4: Simplify right side
349,651,425.05x = 92,103,498,725,461,424 - Step 5: Solve for x
x = 92,103,498,725,461,424/349,651,425.05 - Step 6: Final answer
x = 263,415,196.19
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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.