Finding the Fourth Proportional to 415,235,178.37, 572,754,544.08 and 266,320,427.91
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Solution
The fourth proportional to 415,235,178.37, 572,754,544.08 and 266,320,427.91 is: 367,349,018.61
Step by Step Solution
- Step 1: Write the proportion equation
415,235,178.37 : 572,754,544.08 = 266,320,427.91 : x - Step 2: Convert to fraction form
415,235,178.37/572,754,544.08 = 266,320,427.91/x - Step 3: Cross multiply
415,235,178.37x = 572,754,544.08 × 266,320,427.91 - Step 4: Simplify right side
415,235,178.37x = 152,536,235,266,782,560 - Step 5: Solve for x
x = 152,536,235,266,782,560/415,235,178.37 - Step 6: Final answer
x = 367,349,018.61
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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.