Finding the Fourth Proportional to 4,965,643,352.52, 6,854,248,350.54 and 2,959,107,698.07
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Solution
The fourth proportional to 4,965,643,352.52, 6,854,248,350.54 and 2,959,107,698.07 is: 4,084,558,156.65
Step by Step Solution
- Step 1: Write the proportion equation
4,965,643,352.52 : 6,854,248,350.54 = 2,959,107,698.07 : x - Step 2: Convert to fraction form
4,965,643,352.52/6,854,248,350.54 = 2,959,107,698.07/x - Step 3: Cross multiply
4,965,643,352.52x = 6,854,248,350.54 × 2,959,107,698.07 - Step 4: Simplify right side
4,965,643,352.52x = 20,282,459,058,566,516,736 - Step 5: Solve for x
x = 20,282,459,058,566,516,736/4,965,643,352.52 - Step 6: Final answer
x = 4,084,558,156.65
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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.