Finding the Fourth Proportional to 734,905,558.01, 1,013,488,440.99 and 536,352,551.93
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Solution
The fourth proportional to 734,905,558.01, 1,013,488,440.99 and 536,352,551.93 is: 739,669,343.57
Step by Step Solution
- Step 1: Write the proportion equation
734,905,558.01 : 1,013,488,440.99 = 536,352,551.93 : x - Step 2: Convert to fraction form
734,905,558.01/1,013,488,440.99 = 536,352,551.93/x - Step 3: Cross multiply
734,905,558.01x = 1,013,488,440.99 × 536,352,551.93 - Step 4: Simplify right side
734,905,558.01x = 543,587,111,676,543,744 - Step 5: Solve for x
x = 543,587,111,676,543,744/734,905,558.01 - Step 6: Final answer
x = 739,669,343.57
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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.