Finding the Fourth Proportional to 270,230,531.84, 372,918,683.45 and 146,471,292.80
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Solution
The fourth proportional to 270,230,531.84, 372,918,683.45 and 146,471,292.80 is: 202,130,681.91
Step by Step Solution
- Step 1: Write the proportion equation
270,230,531.84 : 372,918,683.45 = 146,471,292.80 : x - Step 2: Convert to fraction form
270,230,531.84/372,918,683.45 = 146,471,292.80/x - Step 3: Cross multiply
270,230,531.84x = 372,918,683.45 × 146,471,292.80 - Step 4: Simplify right side
270,230,531.84x = 54,621,881,674,195,464 - Step 5: Solve for x
x = 54,621,881,674,195,464/270,230,531.84 - Step 6: Final answer
x = 202,130,681.91
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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.