Finding the Fourth Proportional to 2,963,639,528.06, 4,445,483,534.99 and 971,652,513.79
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Solution
The fourth proportional to 2,963,639,528.06, 4,445,483,534.99 and 971,652,513.79 is: 1,457,486,718.90
Step by Step Solution
- Step 1: Write the proportion equation
2,963,639,528.06 : 4,445,483,534.99 = 971,652,513.79 : x - Step 2: Convert to fraction form
2,963,639,528.06/4,445,483,534.99 = 971,652,513.79/x - Step 3: Cross multiply
2,963,639,528.06x = 4,445,483,534.99 × 971,652,513.79 - Step 4: Simplify right side
2,963,639,528.06x = 4,319,465,251,758,002,688 - Step 5: Solve for x
x = 4,319,465,251,758,002,688/2,963,639,528.06 - Step 6: Final answer
x = 1,457,486,718.90
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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.