Finding the Fourth Proportional to 5,498,313,495.39, 7,587,922,482.27 and 3,240,348,319.71
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Solution
The fourth proportional to 5,498,313,495.39, 7,587,922,482.27 and 3,240,348,319.71 is: 4,471,827,931.62
Step by Step Solution
- Step 1: Write the proportion equation
5,498,313,495.39 : 7,587,922,482.27 = 3,240,348,319.71 : x - Step 2: Convert to fraction form
5,498,313,495.39/7,587,922,482.27 = 3,240,348,319.71/x - Step 3: Cross multiply
5,498,313,495.39x = 7,587,922,482.27 × 3,240,348,319.71 - Step 4: Simplify right side
5,498,313,495.39x = 24,587,511,865,513,328,640 - Step 5: Solve for x
x = 24,587,511,865,513,328,640/5,498,313,495.39 - Step 6: Final answer
x = 4,471,827,931.62
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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.