Finding the Fourth Proportional to 97,103,542.68, 145,637,765.20 and 27,999,355.80
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Solution
The fourth proportional to 97,103,542.68, 145,637,765.20 and 27,999,355.80 is: 41,993,973.58
Step by Step Solution
- Step 1: Write the proportion equation
97,103,542.68 : 145,637,765.20 = 27,999,355.80 : x - Step 2: Convert to fraction form
97,103,542.68/145,637,765.20 = 27,999,355.80/x - Step 3: Cross multiply
97,103,542.68x = 145,637,765.20 × 27,999,355.80 - Step 4: Simplify right side
97,103,542.68x = 4,077,763,605,751,658 - Step 5: Solve for x
x = 4,077,763,605,751,658/97,103,542.68 - Step 6: Final answer
x = 41,993,973.58
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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.