Finding the Fourth Proportional to 6,444,572,789.60, 9,666,861,864.08 and 2,899,173,070.70
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Solution
The fourth proportional to 6,444,572,789.60, 9,666,861,864.08 and 2,899,173,070.70 is: 4,348,760,811.53
Step by Step Solution
- Step 1: Write the proportion equation
6,444,572,789.60 : 9,666,861,864.08 = 2,899,173,070.70 : x - Step 2: Convert to fraction form
6,444,572,789.60/9,666,861,864.08 = 2,899,173,070.70/x - Step 3: Cross multiply
6,444,572,789.60x = 9,666,861,864.08 × 2,899,173,070.70 - Step 4: Simplify right side
6,444,572,789.60x = 28,025,905,594,454,712,320 - Step 5: Solve for x
x = 28,025,905,594,454,712,320/6,444,572,789.60 - Step 6: Final answer
x = 4,348,760,811.53
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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.