Finding the Fourth Proportional to 353,058,341.76, 487,224,993.44 and 194,306,742.95
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Solution
The fourth proportional to 353,058,341.76, 487,224,993.44 and 194,306,742.95 is: 268,145,771.84
Step by Step Solution
- Step 1: Write the proportion equation
353,058,341.76 : 487,224,993.44 = 194,306,742.95 : x - Step 2: Convert to fraction form
353,058,341.76/487,224,993.44 = 194,306,742.95/x - Step 3: Cross multiply
353,058,341.76x = 487,224,993.44 × 194,306,742.95 - Step 4: Simplify right side
353,058,341.76x = 94,671,101,557,211,152 - Step 5: Solve for x
x = 94,671,101,557,211,152/353,058,341.76 - Step 6: Final answer
x = 268,145,771.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.