Finding the Fourth Proportional to 4,134,943,421.76, 5,706,704,339.76 and 2,351,064,163.68
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Solution
The fourth proportional to 4,134,943,421.76, 5,706,704,339.76 and 2,351,064,163.68 is: 3,244,742,841.06
Step by Step Solution
- Step 1: Write the proportion equation
4,134,943,421.76 : 5,706,704,339.76 = 2,351,064,163.68 : x - Step 2: Convert to fraction form
4,134,943,421.76/5,706,704,339.76 = 2,351,064,163.68/x - Step 3: Cross multiply
4,134,943,421.76x = 5,706,704,339.76 × 2,351,064,163.68 - Step 4: Simplify right side
4,134,943,421.76x = 13,416,828,065,926,871,040 - Step 5: Solve for x
x = 13,416,828,065,926,871,040/4,134,943,421.76 - Step 6: Final answer
x = 3,244,742,841.06
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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.