Finding the Fourth Proportional to 734,905,559.02, 1,013,488,442.36 and 536,352,552.94
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Solution
The fourth proportional to 734,905,559.02, 1,013,488,442.36 and 536,352,552.94 is: 739,669,344.94
Step by Step Solution
- Step 1: Write the proportion equation
734,905,559.02 : 1,013,488,442.36 = 536,352,552.94 : x - Step 2: Convert to fraction form
734,905,559.02/1,013,488,442.36 = 536,352,552.94/x - Step 3: Cross multiply
734,905,559.02x = 1,013,488,442.36 × 536,352,552.94 - Step 4: Simplify right side
734,905,559.02x = 543,587,113,434,970,048 - Step 5: Solve for x
x = 543,587,113,434,970,048/734,905,559.02 - Step 6: Final answer
x = 739,669,344.94
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Double scale
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1.5x scale
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.