Finding the Fourth Proportional to 1,323,718,923.48, 1,982,995,282.26 and 1,031,216,457.12
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Solution
The fourth proportional to 1,323,718,923.48, 1,982,995,282.26 and 1,031,216,457.12 is: 1,544,812,371.56
Step by Step Solution
- Step 1: Write the proportion equation
1,323,718,923.48 : 1,982,995,282.26 = 1,031,216,457.12 : x - Step 2: Convert to fraction form
1,323,718,923.48/1,982,995,282.26 = 1,031,216,457.12/x - Step 3: Cross multiply
1,323,718,923.48x = 1,982,995,282.26 × 1,031,216,457.12 - Step 4: Simplify right side
1,323,718,923.48x = 2,044,897,369,457,831,680 - Step 5: Solve for x
x = 2,044,897,369,457,831,680/1,323,718,923.48 - Step 6: Final answer
x = 1,544,812,371.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.