Finding the Fourth Proportional to 129,549,480.48, 194,378,210.88 and 56,818,462.80
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Solution
The fourth proportional to 129,549,480.48, 194,378,210.88 and 56,818,462.80 is: 85,251,373.48
Step by Step Solution
- Step 1: Write the proportion equation
129,549,480.48 : 194,378,210.88 = 56,818,462.80 : x - Step 2: Convert to fraction form
129,549,480.48/194,378,210.88 = 56,818,462.80/x - Step 3: Cross multiply
129,549,480.48x = 194,378,210.88 × 56,818,462.80 - Step 4: Simplify right side
129,549,480.48x = 11,044,271,144,015,834 - Step 5: Solve for x
x = 11,044,271,144,015,834/129,549,480.48 - Step 6: Final answer
x = 85,251,373.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.