Finding the Fourth Proportional to 1,917,417,754.23, 2,873,584,018.16 and 984,702,926.97
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Solution
The fourth proportional to 1,917,417,754.23, 2,873,584,018.16 and 984,702,926.97 is: 1,475,748,614.15
Step by Step Solution
- Step 1: Write the proportion equation
1,917,417,754.23 : 2,873,584,018.16 = 984,702,926.97 : x - Step 2: Convert to fraction form
1,917,417,754.23/2,873,584,018.16 = 984,702,926.97/x - Step 3: Cross multiply
1,917,417,754.23x = 2,873,584,018.16 × 984,702,926.97 - Step 4: Simplify right side
1,917,417,754.23x = 2,829,626,593,564,459,520 - Step 5: Solve for x
x = 2,829,626,593,564,459,520/1,917,417,754.23 - Step 6: Final answer
x = 1,475,748,614.15
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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.