Finding the Fourth Proportional to 180,471,966.88, 249,051,630.24 and 97,965,807.52
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Solution
The fourth proportional to 180,471,966.88, 249,051,630.24 and 97,965,807.52 is: 135,192,985.88
Step by Step Solution
- Step 1: Write the proportion equation
180,471,966.88 : 249,051,630.24 = 97,965,807.52 : x - Step 2: Convert to fraction form
180,471,966.88/249,051,630.24 = 97,965,807.52/x - Step 3: Cross multiply
180,471,966.88x = 249,051,630.24 × 97,965,807.52 - Step 4: Simplify right side
180,471,966.88x = 24,398,544,070,634,052 - Step 5: Solve for x
x = 24,398,544,070,634,052/180,471,966.88 - Step 6: Final answer
x = 135,192,985.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.