Finding the Fourth Proportional to 960,665,682.48, 1,441,115,132.04 and 270,572,937.36
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Solution
The fourth proportional to 960,665,682.48, 1,441,115,132.04 and 270,572,937.36 is: 405,892,248.95
Step by Step Solution
- Step 1: Write the proportion equation
960,665,682.48 : 1,441,115,132.04 = 270,572,937.36 : x - Step 2: Convert to fraction form
960,665,682.48/1,441,115,132.04 = 270,572,937.36/x - Step 3: Cross multiply
960,665,682.48x = 1,441,115,132.04 × 270,572,937.36 - Step 4: Simplify right side
960,665,682.48x = 389,926,754,350,007,040 - Step 5: Solve for x
x = 389,926,754,350,007,040/960,665,682.48 - Step 6: Final answer
x = 405,892,248.95
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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.