Finding the Fourth Proportional to 837,133,084.90, 1,255,699,627.35 and 254,862,705.70
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Solution
The fourth proportional to 837,133,084.90, 1,255,699,627.35 and 254,862,705.70 is: 382,294,058.55
Step by Step Solution
- Step 1: Write the proportion equation
837,133,084.90 : 1,255,699,627.35 = 254,862,705.70 : x - Step 2: Convert to fraction form
837,133,084.90/1,255,699,627.35 = 254,862,705.70/x - Step 3: Cross multiply
837,133,084.90x = 1,255,699,627.35 × 254,862,705.70 - Step 4: Simplify right side
837,133,084.90x = 320,031,004,572,902,656 - Step 5: Solve for x
x = 320,031,004,572,902,656/837,133,084.90 - Step 6: Final answer
x = 382,294,058.55
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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.