Finding the Fourth Proportional to 651,853,043.10, 977,779,564.65 and 498,798,035.10
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Solution
The fourth proportional to 651,853,043.10, 977,779,564.65 and 498,798,035.10 is: 748,197,052.65
Step by Step Solution
- Step 1: Write the proportion equation
651,853,043.10 : 977,779,564.65 = 498,798,035.10 : x - Step 2: Convert to fraction form
651,853,043.10/977,779,564.65 = 498,798,035.10/x - Step 3: Cross multiply
651,853,043.10x = 977,779,564.65 × 498,798,035.10 - Step 4: Simplify right side
651,853,043.10x = 487,714,525,608,353,408 - Step 5: Solve for x
x = 487,714,525,608,353,408/651,853,043.10 - Step 6: Final answer
x = 748,197,052.65
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Similar ratio
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1.5x scale
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.