Finding the Fourth Proportional to 776,271,663.99, 1,163,727,251.51 and 291,937,594.23
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Solution
The fourth proportional to 776,271,663.99, 1,163,727,251.51 and 291,937,594.23 is: 437,650,567.33
Step by Step Solution
- Step 1: Write the proportion equation
776,271,663.99 : 1,163,727,251.51 = 291,937,594.23 : x - Step 2: Convert to fraction form
776,271,663.99/1,163,727,251.51 = 291,937,594.23/x - Step 3: Cross multiply
776,271,663.99x = 1,163,727,251.51 × 291,937,594.23 - Step 4: Simplify right side
776,271,663.99x = 339,735,734,144,259,904 - Step 5: Solve for x
x = 339,735,734,144,259,904/776,271,663.99 - Step 6: Final answer
x = 437,650,567.33
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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.