Finding the Fourth Proportional to 93,103,660.90, 139,655,491.35 and 82,880,064.66
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Solution
The fourth proportional to 93,103,660.90, 139,655,491.35 and 82,880,064.66 is: 124,320,096.99
Step by Step Solution
- Step 1: Write the proportion equation
93,103,660.90 : 139,655,491.35 = 82,880,064.66 : x - Step 2: Convert to fraction form
93,103,660.90/139,655,491.35 = 82,880,064.66/x - Step 3: Cross multiply
93,103,660.90x = 139,655,491.35 × 82,880,064.66 - Step 4: Simplify right side
93,103,660.90x = 11,574,656,153,212,070 - Step 5: Solve for x
x = 11,574,656,153,212,070/93,103,660.90 - Step 6: Final answer
x = 124,320,096.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.