Finding the Fourth Proportional to 493,325,788.08, 740,082,011.30 and 198,243,878.68
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Solution
The fourth proportional to 493,325,788.08, 740,082,011.30 and 198,243,878.68 is: 297,403,322.52
Step by Step Solution
- Step 1: Write the proportion equation
493,325,788.08 : 740,082,011.30 = 198,243,878.68 : x - Step 2: Convert to fraction form
493,325,788.08/740,082,011.30 = 198,243,878.68/x - Step 3: Cross multiply
493,325,788.08x = 740,082,011.30 × 198,243,878.68 - Step 4: Simplify right side
493,325,788.08x = 146,716,728,461,407,584 - Step 5: Solve for x
x = 146,716,728,461,407,584/493,325,788.08 - Step 6: Final answer
x = 297,403,322.52
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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.