Finding the Fourth Proportional to 1,779,487,219.20, 2,669,230,828.80 and 1,658,554,867.20
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Solution
The fourth proportional to 1,779,487,219.20, 2,669,230,828.80 and 1,658,554,867.20 is: 2,487,832,300.80
Step by Step Solution
- Step 1: Write the proportion equation
1,779,487,219.20 : 2,669,230,828.80 = 1,658,554,867.20 : x - Step 2: Convert to fraction form
1,779,487,219.20/2,669,230,828.80 = 1,658,554,867.20/x - Step 3: Cross multiply
1,779,487,219.20x = 2,669,230,828.80 × 1,658,554,867.20 - Step 4: Simplify right side
1,779,487,219.20x = 4,427,065,782,786,530,304 - Step 5: Solve for x
x = 4,427,065,782,786,530,304/1,779,487,219.20 - Step 6: Final answer
x = 2,487,832,300.80
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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.