Finding the Fourth Proportional to 1,497,076,978.08, 2,245,137,889.68 and 514,266,529.26
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Solution
The fourth proportional to 1,497,076,978.08, 2,245,137,889.68 and 514,266,529.26 is: 771,235,739.47
Step by Step Solution
- Step 1: Write the proportion equation
1,497,076,978.08 : 2,245,137,889.68 = 514,266,529.26 : x - Step 2: Convert to fraction form
1,497,076,978.08/2,245,137,889.68 = 514,266,529.26/x - Step 3: Cross multiply
1,497,076,978.08x = 2,245,137,889.68 × 514,266,529.26 - Step 4: Simplify right side
1,497,076,978.08x = 1,154,599,270,235,854,336 - Step 5: Solve for x
x = 1,154,599,270,235,854,336/1,497,076,978.08 - Step 6: Final answer
x = 771,235,739.47
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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.