Finding the Fourth Proportional to 1,875,576,438.08, 2,813,793,192.48 and 648,743,854.40
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Solution
The fourth proportional to 1,875,576,438.08, 2,813,793,192.48 and 648,743,854.40 is: 973,264,007.86
Step by Step Solution
- Step 1: Write the proportion equation
1,875,576,438.08 : 2,813,793,192.48 = 648,743,854.40 : x - Step 2: Convert to fraction form
1,875,576,438.08/2,813,793,192.48 = 648,743,854.40/x - Step 3: Cross multiply
1,875,576,438.08x = 2,813,793,192.48 × 648,743,854.40 - Step 4: Simplify right side
1,875,576,438.08x = 1,825,431,041,173,956,352 - Step 5: Solve for x
x = 1,825,431,041,173,956,352/1,875,576,438.08 - Step 6: Final answer
x = 973,264,007.86
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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.