Finding the Fourth Proportional to 5,032,931,106.36, 7,548,185,542.68 and 1,539,366,742.92
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Solution
The fourth proportional to 5,032,931,106.36, 7,548,185,542.68 and 1,539,366,742.92 is: 2,308,679,683.52
Step by Step Solution
- Step 1: Write the proportion equation
5,032,931,106.36 : 7,548,185,542.68 = 1,539,366,742.92 : x - Step 2: Convert to fraction form
5,032,931,106.36/7,548,185,542.68 = 1,539,366,742.92/x - Step 3: Cross multiply
5,032,931,106.36x = 7,548,185,542.68 × 1,539,366,742.92 - Step 4: Simplify right side
5,032,931,106.36x = 11,619,425,793,791,145,984 - Step 5: Solve for x
x = 11,619,425,793,791,145,984/5,032,931,106.36 - Step 6: Final answer
x = 2,308,679,683.52
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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.