Finding the Fourth Proportional to 1,594,329,678.70, 2,391,494,518.05 and 732,686,670.70
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Solution
The fourth proportional to 1,594,329,678.70, 2,391,494,518.05 and 732,686,670.70 is: 1,099,030,006.05
Step by Step Solution
- Step 1: Write the proportion equation
1,594,329,678.70 : 2,391,494,518.05 = 732,686,670.70 : x - Step 2: Convert to fraction form
1,594,329,678.70/2,391,494,518.05 = 732,686,670.70/x - Step 3: Cross multiply
1,594,329,678.70x = 2,391,494,518.05 × 732,686,670.70 - Step 4: Simplify right side
1,594,329,678.70x = 1,752,216,156,427,355,904 - Step 5: Solve for x
x = 1,752,216,156,427,355,904/1,594,329,678.70 - Step 6: Final answer
x = 1,099,030,006.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.