Finding the Fourth Proportional to 1,767,936,285.56, 2,651,174,803.74 and 603,498,567.66
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Solution
The fourth proportional to 1,767,936,285.56, 2,651,174,803.74 and 603,498,567.66 is: 904,998,788.55
Step by Step Solution
- Step 1: Write the proportion equation
1,767,936,285.56 : 2,651,174,803.74 = 603,498,567.66 : x - Step 2: Convert to fraction form
1,767,936,285.56/2,651,174,803.74 = 603,498,567.66/x - Step 3: Cross multiply
1,767,936,285.56x = 2,651,174,803.74 × 603,498,567.66 - Step 4: Simplify right side
1,767,936,285.56x = 1,599,980,196,673,371,392 - Step 5: Solve for x
x = 1,599,980,196,673,371,392/1,767,936,285.56 - Step 6: Final answer
x = 904,998,788.55
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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.