Finding the Fourth Proportional to 430,548,464.64, 593,970,491.52 and 263,292,038.40
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Solution
The fourth proportional to 430,548,464.64, 593,970,491.52 and 263,292,038.40 is: 363,229,030.66
Step by Step Solution
- Step 1: Write the proportion equation
430,548,464.64 : 593,970,491.52 = 263,292,038.40 : x - Step 2: Convert to fraction form
430,548,464.64/593,970,491.52 = 263,292,038.40/x - Step 3: Cross multiply
430,548,464.64x = 593,970,491.52 × 263,292,038.40 - Step 4: Simplify right side
430,548,464.64x = 156,387,701,461,750,720 - Step 5: Solve for x
x = 156,387,701,461,750,720/430,548,464.64 - Step 6: Final answer
x = 363,229,030.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.