Finding the Fourth Proportional to 968,144,659.74, 1,449,210,959.90 and 524,385,224.58
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Solution
The fourth proportional to 968,144,659.74, 1,449,210,959.90 and 524,385,224.58 is: 784,949,652.95
Step by Step Solution
- Step 1: Write the proportion equation
968,144,659.74 : 1,449,210,959.90 = 524,385,224.58 : x - Step 2: Convert to fraction form
968,144,659.74/1,449,210,959.90 = 524,385,224.58/x - Step 3: Cross multiply
968,144,659.74x = 1,449,210,959.90 × 524,385,224.58 - Step 4: Simplify right side
968,144,659.74x = 759,944,814,668,336,896 - Step 5: Solve for x
x = 759,944,814,668,336,896/968,144,659.74 - Step 6: Final answer
x = 784,949,652.95
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1.5x scale
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.