Finding the Fourth Proportional to 4,205,128,625.30, 6,307,692,937.95 and 1,751,146,663.70
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Solution
The fourth proportional to 4,205,128,625.30, 6,307,692,937.95 and 1,751,146,663.70 is: 2,626,719,995.55
Step by Step Solution
- Step 1: Write the proportion equation
4,205,128,625.30 : 6,307,692,937.95 = 1,751,146,663.70 : x - Step 2: Convert to fraction form
4,205,128,625.30/6,307,692,937.95 = 1,751,146,663.70/x - Step 3: Cross multiply
4,205,128,625.30x = 6,307,692,937.95 × 1,751,146,663.70 - Step 4: Simplify right side
4,205,128,625.30x = 11,045,695,443,935,193,088 - Step 5: Solve for x
x = 11,045,695,443,935,193,088/4,205,128,625.30 - Step 6: Final answer
x = 2,626,719,995.55
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1.5x scale
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.