Finding the Fourth Proportional to 2,995,865,470.12, 4,134,605,539.62 and 1,725,750,348.52
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Solution
The fourth proportional to 2,995,865,470.12, 4,134,605,539.62 and 1,725,750,348.52 is: 2,381,714,740.58
Step by Step Solution
- Step 1: Write the proportion equation
2,995,865,470.12 : 4,134,605,539.62 = 1,725,750,348.52 : x - Step 2: Convert to fraction form
2,995,865,470.12/4,134,605,539.62 = 1,725,750,348.52/x - Step 3: Cross multiply
2,995,865,470.12x = 4,134,605,539.62 × 1,725,750,348.52 - Step 4: Simplify right side
2,995,865,470.12x = 7,135,296,950,991,937,536 - Step 5: Solve for x
x = 7,135,296,950,991,937,536/2,995,865,470.12 - Step 6: Final answer
x = 2,381,714,740.58
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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.