Finding the Fourth Proportional to 883,784,339.38, 1,325,590,429.65 and 359,184,895.03
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Solution
The fourth proportional to 883,784,339.38, 1,325,590,429.65 and 359,184,895.03 is: 538,742,358.41
Step by Step Solution
- Step 1: Write the proportion equation
883,784,339.38 : 1,325,590,429.65 = 359,184,895.03 : x - Step 2: Convert to fraction form
883,784,339.38/1,325,590,429.65 = 359,184,895.03/x - Step 3: Cross multiply
883,784,339.38x = 1,325,590,429.65 × 359,184,895.03 - Step 4: Simplify right side
883,784,339.38x = 476,132,059,326,607,872 - Step 5: Solve for x
x = 476,132,059,326,607,872/883,784,339.38 - Step 6: Final answer
x = 538,742,358.41
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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.