Finding the Fourth Proportional to 456,554,182.32, 684,687,408.84 and 149,774,808.24
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Solution
The fourth proportional to 456,554,182.32, 684,687,408.84 and 149,774,808.24 is: 224,615,016.87
Step by Step Solution
- Step 1: Write the proportion equation
456,554,182.32 : 684,687,408.84 = 149,774,808.24 : x - Step 2: Convert to fraction form
456,554,182.32/684,687,408.84 = 149,774,808.24/x - Step 3: Cross multiply
456,554,182.32x = 684,687,408.84 × 149,774,808.24 - Step 4: Simplify right side
456,554,182.32x = 102,548,925,363,353,488 - Step 5: Solve for x
x = 102,548,925,363,353,488/456,554,182.32 - Step 6: Final answer
x = 224,615,016.87
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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.