Finding the Fourth Proportional to 1,154,750,569.20, 1,732,038,840.36 and 367,772,479.92
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Solution
The fourth proportional to 1,154,750,569.20, 1,732,038,840.36 and 367,772,479.92 is: 551,631,007.27
Step by Step Solution
- Step 1: Write the proportion equation
1,154,750,569.20 : 1,732,038,840.36 = 367,772,479.92 : x - Step 2: Convert to fraction form
1,154,750,569.20/1,732,038,840.36 = 367,772,479.92/x - Step 3: Cross multiply
1,154,750,569.20x = 1,732,038,840.36 × 367,772,479.92 - Step 4: Simplify right side
1,154,750,569.20x = 636,996,219,636,958,208 - Step 5: Solve for x
x = 636,996,219,636,958,208/1,154,750,569.20 - Step 6: Final answer
x = 551,631,007.27
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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.