Finding the Fourth Proportional to 1,914,701,435.06, 2,866,161,547.58 and 1,249,282,648.40
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Solution
The fourth proportional to 1,914,701,435.06, 2,866,161,547.58 and 1,249,282,648.40 is: 1,870,080,537.53
Step by Step Solution
- Step 1: Write the proportion equation
1,914,701,435.06 : 2,866,161,547.58 = 1,249,282,648.40 : x - Step 2: Convert to fraction form
1,914,701,435.06/2,866,161,547.58 = 1,249,282,648.40/x - Step 3: Cross multiply
1,914,701,435.06x = 2,866,161,547.58 × 1,249,282,648.40 - Step 4: Simplify right side
1,914,701,435.06x = 3,580,645,888,889,403,392 - Step 5: Solve for x
x = 3,580,645,888,889,403,392/1,914,701,435.06 - Step 6: Final answer
x = 1,870,080,537.53
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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.