Finding the Fourth Proportional to 330,929,677.40, 495,748,739.75 and 257,804,060
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Solution
The fourth proportional to 330,929,677.40, 495,748,739.75 and 257,804,060 is: 386,203,011.02
Step by Step Solution
- Step 1: Write the proportion equation
330,929,677.40 : 495,748,739.75 = 257,804,060 : x - Step 2: Convert to fraction form
330,929,677.40/495,748,739.75 = 257,804,060/x - Step 3: Cross multiply
330,929,677.40x = 495,748,739.75 × 257,804,060 - Step 4: Simplify right side
330,929,677.40x = 127,806,037,847,433,392 - Step 5: Solve for x
x = 127,806,037,847,433,392/330,929,677.40 - Step 6: Final answer
x = 386,203,011.02
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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.