Finding the Fourth Proportional to 729,357,927.68, 1,093,423,824.51 and 590,840,026.92
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Solution
The fourth proportional to 729,357,927.68, 1,093,423,824.51 and 590,840,026.92 is: 885,763,405.58
Step by Step Solution
- Step 1: Write the proportion equation
729,357,927.68 : 1,093,423,824.51 = 590,840,026.92 : x - Step 2: Convert to fraction form
729,357,927.68/1,093,423,824.51 = 590,840,026.92/x - Step 3: Cross multiply
729,357,927.68x = 1,093,423,824.51 × 590,840,026.92 - Step 4: Simplify right side
729,357,927.68x = 646,038,561,908,457,728 - Step 5: Solve for x
x = 646,038,561,908,457,728/729,357,927.68 - Step 6: Final answer
x = 885,763,405.58
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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.