Finding the Fourth Proportional to 561,864,376.31, 841,117,400.44 and 339,863,873.63
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Solution
The fourth proportional to 561,864,376.31, 841,117,400.44 and 339,863,873.63 is: 508,780,107.70
Step by Step Solution
- Step 1: Write the proportion equation
561,864,376.31 : 841,117,400.44 = 339,863,873.63 : x - Step 2: Convert to fraction form
561,864,376.31/841,117,400.44 = 339,863,873.63/x - Step 3: Cross multiply
561,864,376.31x = 841,117,400.44 × 339,863,873.63 - Step 4: Simplify right side
561,864,376.31x = 285,865,417,891,134,272 - Step 5: Solve for x
x = 285,865,417,891,134,272/561,864,376.31 - Step 6: Final answer
x = 508,780,107.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.