Finding the Fourth Proportional to 260,419,281.98, 392,187,840.95 and 237,174,052.64
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Solution
The fourth proportional to 260,419,281.98, 392,187,840.95 and 237,174,052.64 is: 357,180,846.70
Step by Step Solution
- Step 1: Write the proportion equation
260,419,281.98 : 392,187,840.95 = 237,174,052.64 : x - Step 2: Convert to fraction form
260,419,281.98/392,187,840.95 = 237,174,052.64/x - Step 3: Cross multiply
260,419,281.98x = 392,187,840.95 × 237,174,052.64 - Step 4: Simplify right side
260,419,281.98x = 93,016,779,634,243,232 - Step 5: Solve for x
x = 93,016,779,634,243,232/260,419,281.98 - Step 6: Final answer
x = 357,180,846.70
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.