Finding the Fourth Proportional to 2,427,506,426.99, 3,639,785,137.08 and 951,878,412.38
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Solution
The fourth proportional to 2,427,506,426.99, 3,639,785,137.08 and 951,878,412.38 is: 1,427,239,433.50
Step by Step Solution
- Step 1: Write the proportion equation
2,427,506,426.99 : 3,639,785,137.08 = 951,878,412.38 : x - Step 2: Convert to fraction form
2,427,506,426.99/3,639,785,137.08 = 951,878,412.38/x - Step 3: Cross multiply
2,427,506,426.99x = 3,639,785,137.08 × 951,878,412.38 - Step 4: Simplify right side
2,427,506,426.99x = 3,464,632,897,669,832,192 - Step 5: Solve for x
x = 3,464,632,897,669,832,192/2,427,506,426.99 - Step 6: Final answer
x = 1,427,239,433.50
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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.