Finding the Fourth Proportional to 473,201,706.16, 709,824,480.88 and 145,691,889.08
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Solution
The fourth proportional to 473,201,706.16, 709,824,480.88 and 145,691,889.08 is: 218,544,582.97
Step by Step Solution
- Step 1: Write the proportion equation
473,201,706.16 : 709,824,480.88 = 145,691,889.08 : x - Step 2: Convert to fraction form
473,201,706.16/709,824,480.88 = 145,691,889.08/x - Step 3: Cross multiply
473,201,706.16x = 709,824,480.88 × 145,691,889.08 - Step 4: Simplify right side
473,201,706.16x = 103,415,669,534,637,552 - Step 5: Solve for x
x = 103,415,669,534,637,552/473,201,706.16 - Step 6: Final answer
x = 218,544,582.97
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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.