Finding the Fourth Proportional to 9,730,143,107.57, 14,593,739,971.27 and 2,648,177,852.14
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Solution
The fourth proportional to 9,730,143,107.57, 14,593,739,971.27 and 2,648,177,852.14 is: 3,971,865,423.20
Step by Step Solution
- Step 1: Write the proportion equation
9,730,143,107.57 : 14,593,739,971.27 = 2,648,177,852.14 : x - Step 2: Convert to fraction form
9,730,143,107.57/14,593,739,971.27 = 2,648,177,852.14/x - Step 3: Cross multiply
9,730,143,107.57x = 14,593,739,971.27 × 2,648,177,852.14 - Step 4: Simplify right side
9,730,143,107.57x = 38,646,818,971,721,244,672 - Step 5: Solve for x
x = 38,646,818,971,721,244,672/9,730,143,107.57 - Step 6: Final answer
x = 3,971,865,423.20
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1.5x scale
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.