Finding the Fourth Proportional to 458,967,369.99, 688,654,358.52 and 240,565,808.01
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Solution
The fourth proportional to 458,967,369.99, 688,654,358.52 and 240,565,808.01 is: 360,955,272.70
Step by Step Solution
- Step 1: Write the proportion equation
458,967,369.99 : 688,654,358.52 = 240,565,808.01 : x - Step 2: Convert to fraction form
458,967,369.99/688,654,358.52 = 240,565,808.01/x - Step 3: Cross multiply
458,967,369.99x = 688,654,358.52 × 240,565,808.01 - Step 4: Simplify right side
458,967,369.99x = 165,666,692,196,972,032 - Step 5: Solve for x
x = 165,666,692,196,972,032/458,967,369.99 - Step 6: Final answer
x = 360,955,272.70
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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.