Finding the Fourth Proportional to 970,236,424.40, 1,455,354,636.60 and 533,368,302.80
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Solution
The fourth proportional to 970,236,424.40, 1,455,354,636.60 and 533,368,302.80 is: 800,052,454.20
Step by Step Solution
- Step 1: Write the proportion equation
970,236,424.40 : 1,455,354,636.60 = 533,368,302.80 : x - Step 2: Convert to fraction form
970,236,424.40/1,455,354,636.60 = 533,368,302.80/x - Step 3: Cross multiply
970,236,424.40x = 1,455,354,636.60 × 533,368,302.80 - Step 4: Simplify right side
970,236,424.40x = 776,240,032,495,452,672 - Step 5: Solve for x
x = 776,240,032,495,452,672/970,236,424.40 - Step 6: Final answer
x = 800,052,454.20
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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.