Finding the Fourth Proportional to 143,877,386.99, 215,723,291.18 and 56,447,740.00
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Solution
The fourth proportional to 143,877,386.99, 215,723,291.18 and 56,447,740.00 is: 84,635,205.77
Step by Step Solution
- Step 1: Write the proportion equation
143,877,386.99 : 215,723,291.18 = 56,447,740.00 : x - Step 2: Convert to fraction form
143,877,386.99/215,723,291.18 = 56,447,740.00/x - Step 3: Cross multiply
143,877,386.99x = 215,723,291.18 × 56,447,740.00 - Step 4: Simplify right side
143,877,386.99x = 12,177,092,252,460,350 - Step 5: Solve for x
x = 12,177,092,252,460,350/143,877,386.99 - Step 6: Final answer
x = 84,635,205.77
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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.