Finding the Fourth Proportional to 497,751,547.80, 746,627,321.70 and 344,696,539.80
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Solution
The fourth proportional to 497,751,547.80, 746,627,321.70 and 344,696,539.80 is: 517,044,809.70
Step by Step Solution
- Step 1: Write the proportion equation
497,751,547.80 : 746,627,321.70 = 344,696,539.80 : x - Step 2: Convert to fraction form
497,751,547.80/746,627,321.70 = 344,696,539.80/x - Step 3: Cross multiply
497,751,547.80x = 746,627,321.70 × 344,696,539.80 - Step 4: Simplify right side
497,751,547.80x = 257,359,854,310,131,488 - Step 5: Solve for x
x = 257,359,854,310,131,488/497,751,547.80 - Step 6: Final answer
x = 517,044,809.70
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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.