Finding the Fourth Proportional to 360,232,762.74, 497,121,637.59 and 195,220,332.24
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Solution
The fourth proportional to 360,232,762.74, 497,121,637.59 and 195,220,332.24 is: 269,404,288.82
Step by Step Solution
- Step 1: Write the proportion equation
360,232,762.74 : 497,121,637.59 = 195,220,332.24 : x - Step 2: Convert to fraction form
360,232,762.74/497,121,637.59 = 195,220,332.24/x - Step 3: Cross multiply
360,232,762.74x = 497,121,637.59 × 195,220,332.24 - Step 4: Simplify right side
360,232,762.74x = 97,048,251,254,012,672 - Step 5: Solve for x
x = 97,048,251,254,012,672/360,232,762.74 - Step 6: Final answer
x = 269,404,288.82
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1.5x scale
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.