Finding the Fourth Proportional to 98,322,070.25, 135,664,202.40 and 56,498,055.18
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Solution
The fourth proportional to 98,322,070.25, 135,664,202.40 and 56,498,055.18 is: 77,955,677.43
Step by Step Solution
- Step 1: Write the proportion equation
98,322,070.25 : 135,664,202.40 = 56,498,055.18 : x - Step 2: Convert to fraction form
98,322,070.25/135,664,202.40 = 56,498,055.18/x - Step 3: Cross multiply
98,322,070.25x = 135,664,202.40 × 56,498,055.18 - Step 4: Simplify right side
98,322,070.25x = 7,664,763,592,999,896 - Step 5: Solve for x
x = 7,664,763,592,999,896/98,322,070.25 - Step 6: Final answer
x = 77,955,677.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.