Finding the Fourth Proportional to 96,408,449.07, 133,043,248.33 and 52,355,139.45
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Solution
The fourth proportional to 96,408,449.07, 133,043,248.33 and 52,355,139.45 is: 72,249,869.04
Step by Step Solution
- Step 1: Write the proportion equation
96,408,449.07 : 133,043,248.33 = 52,355,139.45 : x - Step 2: Convert to fraction form
96,408,449.07/133,043,248.33 = 52,355,139.45/x - Step 3: Cross multiply
96,408,449.07x = 133,043,248.33 × 52,355,139.45 - Step 4: Simplify right side
96,408,449.07x = 6,965,497,819,198,130 - Step 5: Solve for x
x = 6,965,497,819,198,130/96,408,449.07 - Step 6: Final answer
x = 72,249,869.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.