Finding the Fourth Proportional to 185,905,641.80, 278,848,371.14 and 56,503,162.84
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Solution
The fourth proportional to 185,905,641.80, 278,848,371.14 and 56,503,162.84 is: 84,751,677.08
Step by Step Solution
- Step 1: Write the proportion equation
185,905,641.80 : 278,848,371.14 = 56,503,162.84 : x - Step 2: Convert to fraction form
185,905,641.80/278,848,371.14 = 56,503,162.84/x - Step 3: Cross multiply
185,905,641.80x = 278,848,371.14 × 56,503,162.84 - Step 4: Simplify right side
185,905,641.80x = 15,755,814,921,424,428 - Step 5: Solve for x
x = 15,755,814,921,424,428/185,905,641.80 - Step 6: Final answer
x = 84,751,677.08
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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.