Finding the Fourth Proportional to 80,779,398.08, 121,213,181.28 and 46,767,174.08
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Solution
The fourth proportional to 80,779,398.08, 121,213,181.28 and 46,767,174.08 is: 70,176,283.61
Step by Step Solution
- Step 1: Write the proportion equation
80,779,398.08 : 121,213,181.28 = 46,767,174.08 : x - Step 2: Convert to fraction form
80,779,398.08/121,213,181.28 = 46,767,174.08/x - Step 3: Cross multiply
80,779,398.08x = 121,213,181.28 × 46,767,174.08 - Step 4: Simplify right side
80,779,398.08x = 5,668,797,949,712,357 - Step 5: Solve for x
x = 5,668,797,949,712,357/80,779,398.08 - Step 6: Final answer
x = 70,176,283.61
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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.