Finding the Fourth Proportional to 1,047,350,726.91, 1,571,187,515.57 and 357,096,555.68
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Solution
The fourth proportional to 1,047,350,726.91, 1,571,187,515.57 and 357,096,555.68 is: 535,699,871.80
Step by Step Solution
- Step 1: Write the proportion equation
1,047,350,726.91 : 1,571,187,515.57 = 357,096,555.68 : x - Step 2: Convert to fraction form
1,047,350,726.91/1,571,187,515.57 = 357,096,555.68/x - Step 3: Cross multiply
1,047,350,726.91x = 1,571,187,515.57 × 357,096,555.68 - Step 4: Simplify right side
1,047,350,726.91x = 561,065,650,137,463,360 - Step 5: Solve for x
x = 561,065,650,137,463,360/1,047,350,726.91 - Step 6: Final answer
x = 535,699,871.80
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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.