Finding the Fourth Proportional to 107,837,058.20, 161,755,587.30 and 97,087,515.80
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Solution
The fourth proportional to 107,837,058.20, 161,755,587.30 and 97,087,515.80 is: 145,631,273.70
Step by Step Solution
- Step 1: Write the proportion equation
107,837,058.20 : 161,755,587.30 = 97,087,515.80 : x - Step 2: Convert to fraction form
107,837,058.20/161,755,587.30 = 97,087,515.80/x - Step 3: Cross multiply
107,837,058.20x = 161,755,587.30 × 97,087,515.80 - Step 4: Simplify right side
107,837,058.20x = 15,704,448,137,727,030 - Step 5: Solve for x
x = 15,704,448,137,727,030/107,837,058.20 - Step 6: Final answer
x = 145,631,273.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.