Finding the Fourth Proportional to 533,208,769.03, 735,531,883.09 and 310,165,341.67
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Solution
The fourth proportional to 533,208,769.03, 735,531,883.09 and 310,165,341.67 is: 427,855,862.62
Step by Step Solution
- Step 1: Write the proportion equation
533,208,769.03 : 735,531,883.09 = 310,165,341.67 : x - Step 2: Convert to fraction form
533,208,769.03/735,531,883.09 = 310,165,341.67/x - Step 3: Cross multiply
533,208,769.03x = 735,531,883.09 × 310,165,341.67 - Step 4: Simplify right side
533,208,769.03x = 228,136,497,827,788,352 - Step 5: Solve for x
x = 228,136,497,827,788,352/533,208,769.03 - Step 6: Final answer
x = 427,855,862.62
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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.