Finding the Fourth Proportional to 4,605,146,455.05, 6,355,102,058.78 and 2,490,602,399.37
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Solution
The fourth proportional to 4,605,146,455.05, 6,355,102,058.78 and 2,490,602,399.37 is: 3,437,031,284.53
Step by Step Solution
- Step 1: Write the proportion equation
4,605,146,455.05 : 6,355,102,058.78 = 2,490,602,399.37 : x - Step 2: Convert to fraction form
4,605,146,455.05/6,355,102,058.78 = 2,490,602,399.37/x - Step 3: Cross multiply
4,605,146,455.05x = 6,355,102,058.78 × 2,490,602,399.37 - Step 4: Simplify right side
4,605,146,455.05x = 15,828,032,435,838,693,376 - Step 5: Solve for x
x = 15,828,032,435,838,693,376/4,605,146,455.05 - Step 6: Final answer
x = 3,437,031,284.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.