Finding the Fourth Proportional to 266,032,848.32, 367,121,862.96 and 148,560,242.84
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Solution
The fourth proportional to 266,032,848.32, 367,121,862.96 and 148,560,242.84 is: 205,011,198.65
Step by Step Solution
- Step 1: Write the proportion equation
266,032,848.32 : 367,121,862.96 = 148,560,242.84 : x - Step 2: Convert to fraction form
266,032,848.32/367,121,862.96 = 148,560,242.84/x - Step 3: Cross multiply
266,032,848.32x = 367,121,862.96 × 148,560,242.84 - Step 4: Simplify right side
266,032,848.32x = 54,539,713,113,210,800 - Step 5: Solve for x
x = 54,539,713,113,210,800/266,032,848.32 - Step 6: Final answer
x = 205,011,198.65
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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.