Finding the Fourth Proportional to 1,779,883,730.28, 2,669,565,704.16 and 519,009,021
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Solution
The fourth proportional to 1,779,883,730.28, 2,669,565,704.16 and 519,009,021 is: 778,437,747.95
Step by Step Solution
- Step 1: Write the proportion equation
1,779,883,730.28 : 2,669,565,704.16 = 519,009,021 : x - Step 2: Convert to fraction form
1,779,883,730.28/2,669,565,704.16 = 519,009,021/x - Step 3: Cross multiply
1,779,883,730.28x = 2,669,565,704.16 × 519,009,021 - Step 4: Simplify right side
1,779,883,730.28x = 1,385,528,682,611,257,088 - Step 5: Solve for x
x = 1,385,528,682,611,257,088/1,779,883,730.28 - Step 6: Final answer
x = 778,437,747.95
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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.