Finding the Fourth Proportional to 4,976,011,221.68, 6,866,854,669.08 and 2,717,952,187.28
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Solution
The fourth proportional to 4,976,011,221.68, 6,866,854,669.08 and 2,717,952,187.28 is: 3,750,751,723.84
Step by Step Solution
- Step 1: Write the proportion equation
4,976,011,221.68 : 6,866,854,669.08 = 2,717,952,187.28 : x - Step 2: Convert to fraction form
4,976,011,221.68/6,866,854,669.08 = 2,717,952,187.28/x - Step 3: Cross multiply
4,976,011,221.68x = 6,866,854,669.08 × 2,717,952,187.28 - Step 4: Simplify right side
4,976,011,221.68x = 18,663,782,667,559,866,368 - Step 5: Solve for x
x = 18,663,782,667,559,866,368/4,976,011,221.68 - Step 6: Final answer
x = 3,750,751,723.84
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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.