Finding the Fourth Proportional to 972,324,555.84, 1,341,807,952.80 and 532,291,407.84
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Solution
The fourth proportional to 972,324,555.84, 1,341,807,952.80 and 532,291,407.84 is: 734,562,178.81
Step by Step Solution
- Step 1: Write the proportion equation
972,324,555.84 : 1,341,807,952.80 = 532,291,407.84 : x - Step 2: Convert to fraction form
972,324,555.84/1,341,807,952.80 = 532,291,407.84/x - Step 3: Cross multiply
972,324,555.84x = 1,341,807,952.80 × 532,291,407.84 - Step 4: Simplify right side
972,324,555.84x = 714,232,844,246,820,224 - Step 5: Solve for x
x = 714,232,844,246,820,224/972,324,555.84 - Step 6: Final answer
x = 734,562,178.81
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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.