Finding the Fourth Proportional to 270,452,402.12, 373,220,652.54 and 151,374,958.95
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Solution
The fourth proportional to 270,452,402.12, 373,220,652.54 and 151,374,958.95 is: 208,895,393.48
Step by Step Solution
- Step 1: Write the proportion equation
270,452,402.12 : 373,220,652.54 = 151,374,958.95 : x - Step 2: Convert to fraction form
270,452,402.12/373,220,652.54 = 151,374,958.95/x - Step 3: Cross multiply
270,452,402.12x = 373,220,652.54 × 151,374,958.95 - Step 4: Simplify right side
270,452,402.12x = 56,496,260,959,501,952 - Step 5: Solve for x
x = 56,496,260,959,501,952/270,452,402.12 - Step 6: Final answer
x = 208,895,393.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.