Finding the Fourth Proportional to 418,172,483.97, 577,668,139.97 and 335,092,509.27
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Solution
The fourth proportional to 418,172,483.97, 577,668,139.97 and 335,092,509.27 is: 462,900,534.99
Step by Step Solution
- Step 1: Write the proportion equation
418,172,483.97 : 577,668,139.97 = 335,092,509.27 : x - Step 2: Convert to fraction form
418,172,483.97/577,668,139.97 = 335,092,509.27/x - Step 3: Cross multiply
418,172,483.97x = 577,668,139.97 × 335,092,509.27 - Step 4: Simplify right side
418,172,483.97x = 193,572,266,546,205,408 - Step 5: Solve for x
x = 193,572,266,546,205,408/418,172,483.97 - Step 6: Final answer
x = 462,900,534.99
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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.