Finding the Fourth Proportional to 708,656,388.60, 1,062,984,582.90 and 562,297,537.20
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Solution
The fourth proportional to 708,656,388.60, 1,062,984,582.90 and 562,297,537.20 is: 843,446,305.80
Step by Step Solution
- Step 1: Write the proportion equation
708,656,388.60 : 1,062,984,582.90 = 562,297,537.20 : x - Step 2: Convert to fraction form
708,656,388.60/1,062,984,582.90 = 562,297,537.20/x - Step 3: Cross multiply
708,656,388.60x = 1,062,984,582.90 × 562,297,537.20 - Step 4: Simplify right side
708,656,388.60x = 597,713,613,046,239,232 - Step 5: Solve for x
x = 597,713,613,046,239,232/708,656,388.60 - Step 6: Final answer
x = 843,446,305.80
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Double scale
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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.