Finding the Fourth Proportional to 85,596,064.08, 118,122,554.52 and 48,927,422.40
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Solution
The fourth proportional to 85,596,064.08, 118,122,554.52 and 48,927,422.40 is: 67,519,834.96
Step by Step Solution
- Step 1: Write the proportion equation
85,596,064.08 : 118,122,554.52 = 48,927,422.40 : x - Step 2: Convert to fraction form
85,596,064.08/118,122,554.52 = 48,927,422.40/x - Step 3: Cross multiply
85,596,064.08x = 118,122,554.52 × 48,927,422.40 - Step 4: Simplify right side
85,596,064.08x = 5,779,432,119,967,069 - Step 5: Solve for x
x = 5,779,432,119,967,069/85,596,064.08 - Step 6: Final answer
x = 67,519,834.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.