Finding the Fourth Proportional to 439,103,574.42, 605,957,215.26 and 250,929,727.26
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Solution
The fourth proportional to 439,103,574.42, 605,957,215.26 and 250,929,727.26 is: 346,279,756.34
Step by Step Solution
- Step 1: Write the proportion equation
439,103,574.42 : 605,957,215.26 = 250,929,727.26 : x - Step 2: Convert to fraction form
439,103,574.42/605,957,215.26 = 250,929,727.26/x - Step 3: Cross multiply
439,103,574.42x = 605,957,215.26 × 250,929,727.26 - Step 4: Simplify right side
439,103,574.42x = 152,052,678,756,420,896 - Step 5: Solve for x
x = 152,052,678,756,420,896/439,103,574.42 - Step 6: Final answer
x = 346,279,756.34
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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.