Finding the Fourth Proportional to 7,639,399,546.16, 11,460,808,393.47 and 2,327,927,400.95
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Solution
The fourth proportional to 7,639,399,546.16, 11,460,808,393.47 and 2,327,927,400.95 is: 3,492,411,901.61
Step by Step Solution
- Step 1: Write the proportion equation
7,639,399,546.16 : 11,460,808,393.47 = 2,327,927,400.95 : x - Step 2: Convert to fraction form
7,639,399,546.16/11,460,808,393.47 = 2,327,927,400.95/x - Step 3: Cross multiply
7,639,399,546.16x = 11,460,808,393.47 × 2,327,927,400.95 - Step 4: Simplify right side
7,639,399,546.16x = 26,679,929,896,139,259,904 - Step 5: Solve for x
x = 26,679,929,896,139,259,904/7,639,399,546.16 - Step 6: Final answer
x = 3,492,411,901.61
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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.