Finding the Fourth Proportional to 1,575,812,246.84, 2,363,840,395.32 and 526,554,083.96
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Solution
The fourth proportional to 1,575,812,246.84, 2,363,840,395.32 and 526,554,083.96 is: 789,871,900.34
Step by Step Solution
- Step 1: Write the proportion equation
1,575,812,246.84 : 2,363,840,395.32 = 526,554,083.96 : x - Step 2: Convert to fraction form
1,575,812,246.84/2,363,840,395.32 = 526,554,083.96/x - Step 3: Cross multiply
1,575,812,246.84x = 2,363,840,395.32 × 526,554,083.96 - Step 4: Simplify right side
1,575,812,246.84x = 1,244,689,813,985,366,784 - Step 5: Solve for x
x = 1,244,689,813,985,366,784/1,575,812,246.84 - Step 6: Final answer
x = 789,871,900.34
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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.