Finding the Fourth Proportional to 1,588,029,860.08, 2,381,539,418.89 and 524,254,639.40
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Solution
The fourth proportional to 1,588,029,860.08, 2,381,539,418.89 and 524,254,639.40 is: 786,215,121.42
Step by Step Solution
- Step 1: Write the proportion equation
1,588,029,860.08 : 2,381,539,418.89 = 524,254,639.40 : x - Step 2: Convert to fraction form
1,588,029,860.08/2,381,539,418.89 = 524,254,639.40/x - Step 3: Cross multiply
1,588,029,860.08x = 2,381,539,418.89 × 524,254,639.40 - Step 4: Simplify right side
1,588,029,860.08x = 1,248,533,089,262,774,784 - Step 5: Solve for x
x = 1,248,533,089,262,774,784/1,588,029,860.08 - Step 6: Final answer
x = 786,215,121.42
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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.