Finding the Fourth Proportional to 141,939,219.44, 195,828,011.16 and 115,788,531.44
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Solution
The fourth proportional to 141,939,219.44, 195,828,011.16 and 115,788,531.44 is: 159,748,925.75
Step by Step Solution
- Step 1: Write the proportion equation
141,939,219.44 : 195,828,011.16 = 115,788,531.44 : x - Step 2: Convert to fraction form
141,939,219.44/195,828,011.16 = 115,788,531.44/x - Step 3: Cross multiply
141,939,219.44x = 195,828,011.16 × 115,788,531.44 - Step 4: Simplify right side
141,939,219.44x = 22,674,637,827,032,328 - Step 5: Solve for x
x = 22,674,637,827,032,328/141,939,219.44 - Step 6: Final answer
x = 159,748,925.75
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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.