Finding the Fourth Proportional to 1,249,874,713.29, 1,875,176,106.57 and 559,620,542.01
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Solution
The fourth proportional to 1,249,874,713.29, 1,875,176,106.57 and 559,620,542.01 is: 839,593,807.26
Step by Step Solution
- Step 1: Write the proportion equation
1,249,874,713.29 : 1,875,176,106.57 = 559,620,542.01 : x - Step 2: Convert to fraction form
1,249,874,713.29/1,875,176,106.57 = 559,620,542.01/x - Step 3: Cross multiply
1,249,874,713.29x = 1,875,176,106.57 × 559,620,542.01 - Step 4: Simplify right side
1,249,874,713.29x = 1,049,387,069,122,904,832 - Step 5: Solve for x
x = 1,049,387,069,122,904,832/1,249,874,713.29 - Step 6: Final answer
x = 839,593,807.26
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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.