Finding the Fourth Proportional to 85,616,615.08, 118,117,294.50 and 48,927,503.08
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Solution
The fourth proportional to 85,616,615.08, 118,117,294.50 and 48,927,503.08 is: 67,500,733.18
Step by Step Solution
- Step 1: Write the proportion equation
85,616,615.08 : 118,117,294.50 = 48,927,503.08 : x - Step 2: Convert to fraction form
85,616,615.08/118,117,294.50 = 48,927,503.08/x - Step 3: Cross multiply
85,616,615.08x = 118,117,294.50 × 48,927,503.08 - Step 4: Simplify right side
85,616,615.08x = 5,779,184,290,450,017 - Step 5: Solve for x
x = 5,779,184,290,450,017/85,616,615.08 - Step 6: Final answer
x = 67,500,733.18
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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.