Finding the Fourth Proportional to 254,737,637.19, 382,032,567.18 and 99,256,765.05
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Solution
The fourth proportional to 254,737,637.19, 382,032,567.18 and 99,256,765.05 is: 148,856,357.39
Step by Step Solution
- Step 1: Write the proportion equation
254,737,637.19 : 382,032,567.18 = 99,256,765.05 : x - Step 2: Convert to fraction form
254,737,637.19/382,032,567.18 = 99,256,765.05/x - Step 3: Cross multiply
254,737,637.19x = 382,032,567.18 × 99,256,765.05 - Step 4: Simplify right side
254,737,637.19x = 37,919,316,762,033,600 - Step 5: Solve for x
x = 37,919,316,762,033,600/254,737,637.19 - Step 6: Final answer
x = 148,856,357.39
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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.