Finding the Fourth Proportional to 239,154,329,796.13, 358,731,839,951.42 and 97,663,751,461.68
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Solution
The fourth proportional to 239,154,329,796.13, 358,731,839,951.42 and 97,663,751,461.68 is: 146,495,768,185.64
Step by Step Solution
- Step 1: Write the proportion equation
239,154,329,796.13 : 358,731,839,951.42 = 97,663,751,461.68 : x - Step 2: Convert to fraction form
239,154,329,796.13/358,731,839,951.42 = 97,663,751,461.68/x - Step 3: Cross multiply
239,154,329,796.13x = 358,731,839,951.42 × 97,663,751,461.68 - Step 4: Simplify right side
239,154,329,796.13x = 35,035,097,258,406,648,479,744 - Step 5: Solve for x
x = 35,035,097,258,406,648,479,744/239,154,329,796.13 - Step 6: Final answer
x = 146,495,768,185.64
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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.