Finding the Fourth Proportional to 6,112,779,281.76, 8,435,584,699.84 and 3,436,571,390.48
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Solution
The fourth proportional to 6,112,779,281.76, 8,435,584,699.84 and 3,436,571,390.48 is: 4,742,440,010.54
Step by Step Solution
- Step 1: Write the proportion equation
6,112,779,281.76 : 8,435,584,699.84 = 3,436,571,390.48 : x - Step 2: Convert to fraction form
6,112,779,281.76/8,435,584,699.84 = 3,436,571,390.48/x - Step 3: Cross multiply
6,112,779,281.76x = 8,435,584,699.84 × 3,436,571,390.48 - Step 4: Simplify right side
6,112,779,281.76x = 28,989,489,041,440,964,608 - Step 5: Solve for x
x = 28,989,489,041,440,964,608/6,112,779,281.76 - Step 6: Final answer
x = 4,742,440,010.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.