Finding the Fourth Proportional to 1,908,944,845.28, 2,863,829,412.76 and 581,076,720.06
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Solution
The fourth proportional to 1,908,944,845.28, 2,863,829,412.76 and 581,076,720.06 is: 871,740,535.66
Step by Step Solution
- Step 1: Write the proportion equation
1,908,944,845.28 : 2,863,829,412.76 = 581,076,720.06 : x - Step 2: Convert to fraction form
1,908,944,845.28/2,863,829,412.76 = 581,076,720.06/x - Step 3: Cross multiply
1,908,944,845.28x = 2,863,829,412.76 × 581,076,720.06 - Step 4: Simplify right side
1,908,944,845.28x = 1,664,104,601,963,617,536 - Step 5: Solve for x
x = 1,664,104,601,963,617,536/1,908,944,845.28 - Step 6: Final answer
x = 871,740,535.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.