Finding the Fourth Proportional to 2,488,691,824.29, 3,730,430,140.70 and 1,159,624,116.59
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Solution
The fourth proportional to 2,488,691,824.29, 3,730,430,140.70 and 1,159,624,116.59 is: 1,738,221,146.61
Step by Step Solution
- Step 1: Write the proportion equation
2,488,691,824.29 : 3,730,430,140.70 = 1,159,624,116.59 : x - Step 2: Convert to fraction form
2,488,691,824.29/3,730,430,140.70 = 1,159,624,116.59/x - Step 3: Cross multiply
2,488,691,824.29x = 3,730,430,140.70 × 1,159,624,116.59 - Step 4: Simplify right side
2,488,691,824.29x = 4,325,896,756,385,497,088 - Step 5: Solve for x
x = 4,325,896,756,385,497,088/2,488,691,824.29 - Step 6: Final answer
x = 1,738,221,146.61
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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.