Finding the Fourth Proportional to 1,975,759,684.29, 2,963,655,688.37 and 647,768,341.44
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Solution
The fourth proportional to 1,975,759,684.29, 2,963,655,688.37 and 647,768,341.44 is: 971,657,810.98
Step by Step Solution
- Step 1: Write the proportion equation
1,975,759,684.29 : 2,963,655,688.37 = 647,768,341.44 : x - Step 2: Convert to fraction form
1,975,759,684.29/2,963,655,688.37 = 647,768,341.44/x - Step 3: Cross multiply
1,975,759,684.29x = 2,963,655,688.37 × 647,768,341.44 - Step 4: Simplify right side
1,975,759,684.29x = 1,919,762,329,851,417,600 - Step 5: Solve for x
x = 1,919,762,329,851,417,600/1,975,759,684.29 - Step 6: Final answer
x = 971,657,810.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.