Finding the Fourth Proportional to 968,237,759.16, 1,335,985,365.42 and 577,133,574.84
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Solution
The fourth proportional to 968,237,759.16, 1,335,985,365.42 and 577,133,574.84 is: 796,335,406.86
Step by Step Solution
- Step 1: Write the proportion equation
968,237,759.16 : 1,335,985,365.42 = 577,133,574.84 : x - Step 2: Convert to fraction form
968,237,759.16/1,335,985,365.42 = 577,133,574.84/x - Step 3: Cross multiply
968,237,759.16x = 1,335,985,365.42 × 577,133,574.84 - Step 4: Simplify right side
968,237,759.16x = 771,042,009,878,768,384 - Step 5: Solve for x
x = 771,042,009,878,768,384/968,237,759.16 - Step 6: Final answer
x = 796,335,406.86
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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.