Finding the Fourth Proportional to 1,792,617,297.52, 2,688,930,990.81 and 687,560,887.09
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Solution
The fourth proportional to 1,792,617,297.52, 2,688,930,990.81 and 687,560,887.09 is: 1,031,343,265.48
Step by Step Solution
- Step 1: Write the proportion equation
1,792,617,297.52 : 2,688,930,990.81 = 687,560,887.09 : x - Step 2: Convert to fraction form
1,792,617,297.52/2,688,930,990.81 = 687,560,887.09/x - Step 3: Cross multiply
1,792,617,297.52x = 2,688,930,990.81 × 687,560,887.09 - Step 4: Simplify right side
1,792,617,297.52x = 1,848,803,777,376,619,008 - Step 5: Solve for x
x = 1,848,803,777,376,619,008/1,792,617,297.52 - Step 6: Final answer
x = 1,031,343,265.48
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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.