Finding the Fourth Proportional to 101,849,466.28, 152,785,132.35 and 43,563,197.68
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Solution
The fourth proportional to 101,849,466.28, 152,785,132.35 and 43,563,197.68 is: 65,349,472.77
Step by Step Solution
- Step 1: Write the proportion equation
101,849,466.28 : 152,785,132.35 = 43,563,197.68 : x - Step 2: Convert to fraction form
101,849,466.28/152,785,132.35 = 43,563,197.68/x - Step 3: Cross multiply
101,849,466.28x = 152,785,132.35 × 43,563,197.68 - Step 4: Simplify right side
101,849,466.28x = 6,655,808,922,746,050 - Step 5: Solve for x
x = 6,655,808,922,746,050/101,849,466.28 - Step 6: Final answer
x = 65,349,472.77
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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.