Finding the Fourth Proportional to 627,873,588.99, 942,464,871.18 and 278,365,106.45
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Solution
The fourth proportional to 627,873,588.99, 942,464,871.18 and 278,365,106.45 is: 417,837,824.04
Step by Step Solution
- Step 1: Write the proportion equation
627,873,588.99 : 942,464,871.18 = 278,365,106.45 : x - Step 2: Convert to fraction form
627,873,588.99/942,464,871.18 = 278,365,106.45/x - Step 3: Cross multiply
627,873,588.99x = 942,464,871.18 × 278,365,106.45 - Step 4: Simplify right side
627,873,588.99x = 262,349,334,193,762,368 - Step 5: Solve for x
x = 262,349,334,193,762,368/627,873,588.99 - Step 6: Final answer
x = 417,837,824.04
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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.