Finding the Fourth Proportional to 135,928,279,926.28, 187,521,518,425.62 and 129,626,239,933
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Solution
The fourth proportional to 135,928,279,926.28, 187,521,518,425.62 and 129,626,239,933 is: 178,827,462,197.15
Step by Step Solution
- Step 1: Write the proportion equation
135,928,279,926.28 : 187,521,518,425.62 = 129,626,239,933 : x - Step 2: Convert to fraction form
135,928,279,926.28/187,521,518,425.62 = 129,626,239,933/x - Step 3: Cross multiply
135,928,279,926.28x = 187,521,518,425.62 × 129,626,239,933 - Step 4: Simplify right side
135,928,279,926.28x = 24,307,709,340,039,897,939,968 - Step 5: Solve for x
x = 24,307,709,340,039,897,939,968/135,928,279,926.28 - Step 6: Final answer
x = 178,827,462,197.15
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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.