Finding the Fourth Proportional to 84,574,899,429.08, 126,918,239,023.80 and 39,819,195,393.34
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Solution
The fourth proportional to 84,574,899,429.08, 126,918,239,023.80 and 39,819,195,393.34 is: 59,755,106,926.32
Step by Step Solution
- Step 1: Write the proportion equation
84,574,899,429.08 : 126,918,239,023.80 = 39,819,195,393.34 : x - Step 2: Convert to fraction form
84,574,899,429.08/126,918,239,023.80 = 39,819,195,393.34/x - Step 3: Cross multiply
84,574,899,429.08x = 126,918,239,023.80 × 39,819,195,393.34 - Step 4: Simplify right side
84,574,899,429.08x = 5,053,782,158,667,067,424,768 - Step 5: Solve for x
x = 5,053,782,158,667,067,424,768/84,574,899,429.08 - Step 6: Final answer
x = 59,755,106,926.32
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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.