Finding the Fourth Proportional to 1,913,860,230, 2,641,128,180.12 and 1,033,793,942.64
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Solution
The fourth proportional to 1,913,860,230, 2,641,128,180.12 and 1,033,793,942.64 is: 1,426,636,214.88
Step by Step Solution
- Step 1: Write the proportion equation
1,913,860,230 : 2,641,128,180.12 = 1,033,793,942.64 : x - Step 2: Convert to fraction form
1,913,860,230/2,641,128,180.12 = 1,033,793,942.64/x - Step 3: Cross multiply
1,913,860,230x = 2,641,128,180.12 × 1,033,793,942.64 - Step 4: Simplify right side
1,913,860,230x = 2,730,382,314,343,862,784 - Step 5: Solve for x
x = 2,730,382,314,343,862,784/1,913,860,230 - Step 6: Final answer
x = 1,426,636,214.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.