Finding the Fourth Proportional to 971,164,000.68, 1,457,224,268.76 and 453,519,209.04
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Solution
The fourth proportional to 971,164,000.68, 1,457,224,268.76 and 453,519,209.04 is: 680,502,157.51
Step by Step Solution
- Step 1: Write the proportion equation
971,164,000.68 : 1,457,224,268.76 = 453,519,209.04 : x - Step 2: Convert to fraction form
971,164,000.68/1,457,224,268.76 = 453,519,209.04/x - Step 3: Cross multiply
971,164,000.68x = 1,457,224,268.76 × 453,519,209.04 - Step 4: Simplify right side
971,164,000.68x = 660,879,197,761,927,552 - Step 5: Solve for x
x = 660,879,197,761,927,552/971,164,000.68 - Step 6: Final answer
x = 680,502,157.51
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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.