Finding the Fourth Proportional to 249,536,143.70, 374,329,228.35 and 85,752,329.30
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Solution
The fourth proportional to 249,536,143.70, 374,329,228.35 and 85,752,329.30 is: 128,637,089.52
Step by Step Solution
- Step 1: Write the proportion equation
249,536,143.70 : 374,329,228.35 = 85,752,329.30 : x - Step 2: Convert to fraction form
249,536,143.70/374,329,228.35 = 85,752,329.30/x - Step 3: Cross multiply
249,536,143.70x = 374,329,228.35 × 85,752,329.30 - Step 4: Simplify right side
249,536,143.70x = 32,099,603,256,084,096 - Step 5: Solve for x
x = 32,099,603,256,084,096/249,536,143.70 - Step 6: Final answer
x = 128,637,089.52
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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.