Finding the Fourth Proportional to 915,465,125.02, 1,373,197,687.52 and 269,232,869.02
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Solution
The fourth proportional to 915,465,125.02, 1,373,197,687.52 and 269,232,869.02 is: 403,849,303.53
Step by Step Solution
- Step 1: Write the proportion equation
915,465,125.02 : 1,373,197,687.52 = 269,232,869.02 : x - Step 2: Convert to fraction form
915,465,125.02/1,373,197,687.52 = 269,232,869.02/x - Step 3: Cross multiply
915,465,125.02x = 1,373,197,687.52 × 269,232,869.02 - Step 4: Simplify right side
915,465,125.02x = 369,709,953,142,639,040 - Step 5: Solve for x
x = 369,709,953,142,639,040/915,465,125.02 - Step 6: Final answer
x = 403,849,303.53
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1.5x scale
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.