Finding the Fourth Proportional to 254,868,158.79, 382,148,472.51 and 97,311,461.58
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Solution
The fourth proportional to 254,868,158.79, 382,148,472.51 and 97,311,461.58 is: 145,908,482.95
Step by Step Solution
- Step 1: Write the proportion equation
254,868,158.79 : 382,148,472.51 = 97,311,461.58 : x - Step 2: Convert to fraction form
254,868,158.79/382,148,472.51 = 97,311,461.58/x - Step 3: Cross multiply
254,868,158.79x = 382,148,472.51 × 97,311,461.58 - Step 4: Simplify right side
254,868,158.79x = 37,187,426,400,512,552 - Step 5: Solve for x
x = 37,187,426,400,512,552/254,868,158.79 - Step 6: Final answer
x = 145,908,482.95
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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.