Finding the Fourth Proportional to 1,565,781,026.96, 2,349,587,390.52 and 583,885,911.44
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Solution
The fourth proportional to 1,565,781,026.96, 2,349,587,390.52 and 583,885,911.44 is: 876,170,391.26
Step by Step Solution
- Step 1: Write the proportion equation
1,565,781,026.96 : 2,349,587,390.52 = 583,885,911.44 : x - Step 2: Convert to fraction form
1,565,781,026.96/2,349,587,390.52 = 583,885,911.44/x - Step 3: Cross multiply
1,565,781,026.96x = 2,349,587,390.52 × 583,885,911.44 - Step 4: Simplify right side
1,565,781,026.96x = 1,371,890,975,021,701,632 - Step 5: Solve for x
x = 1,371,890,975,021,701,632/1,565,781,026.96 - Step 6: Final answer
x = 876,170,391.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.