Finding the Fourth Proportional to 1,705,701,468.54, 2,353,989,831.80 and 942,729,125
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Solution
The fourth proportional to 1,705,701,468.54, 2,353,989,831.80 and 942,729,125 is: 1,301,033,513.38
Step by Step Solution
- Step 1: Write the proportion equation
1,705,701,468.54 : 2,353,989,831.80 = 942,729,125 : x - Step 2: Convert to fraction form
1,705,701,468.54/2,353,989,831.80 = 942,729,125/x - Step 3: Cross multiply
1,705,701,468.54x = 2,353,989,831.80 × 942,729,125 - Step 4: Simplify right side
1,705,701,468.54x = 2,219,174,774,391,711,232 - Step 5: Solve for x
x = 2,219,174,774,391,711,232/1,705,701,468.54 - Step 6: Final answer
x = 1,301,033,513.38
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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.