Finding the Fourth Proportional to 1,513,548,838.60, 2,270,323,257.90 and 697,255,462.60
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Solution
The fourth proportional to 1,513,548,838.60, 2,270,323,257.90 and 697,255,462.60 is: 1,045,883,193.90
Step by Step Solution
- Step 1: Write the proportion equation
1,513,548,838.60 : 2,270,323,257.90 = 697,255,462.60 : x - Step 2: Convert to fraction form
1,513,548,838.60/2,270,323,257.90 = 697,255,462.60/x - Step 3: Cross multiply
1,513,548,838.60x = 2,270,323,257.90 × 697,255,462.60 - Step 4: Simplify right side
1,513,548,838.60x = 1,582,995,293,438,603,776 - Step 5: Solve for x
x = 1,582,995,293,438,603,776/1,513,548,838.60 - Step 6: Final answer
x = 1,045,883,193.90
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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.