Finding the Fourth Proportional to 655,128,831.30, 982,693,246.95 and 605,244,236.10
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Solution
The fourth proportional to 655,128,831.30, 982,693,246.95 and 605,244,236.10 is: 907,866,354.15
Step by Step Solution
- Step 1: Write the proportion equation
655,128,831.30 : 982,693,246.95 = 605,244,236.10 : x - Step 2: Convert to fraction form
655,128,831.30/982,693,246.95 = 605,244,236.10/x - Step 3: Cross multiply
655,128,831.30x = 982,693,246.95 × 605,244,236.10 - Step 4: Simplify right side
655,128,831.30x = 594,769,423,570,881,408 - Step 5: Solve for x
x = 594,769,423,570,881,408/655,128,831.30 - Step 6: Final answer
x = 907,866,354.15
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Similar ratio
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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.