Finding the Fourth Proportional to 2,828,765,117.94, 4,243,804,215.44 and 963,426,974.28
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Solution
The fourth proportional to 2,828,765,117.94, 4,243,804,215.44 and 963,426,974.28 is: 1,445,364,066.74
Step by Step Solution
- Step 1: Write the proportion equation
2,828,765,117.94 : 4,243,804,215.44 = 963,426,974.28 : x - Step 2: Convert to fraction form
2,828,765,117.94/4,243,804,215.44 = 963,426,974.28/x - Step 3: Cross multiply
2,828,765,117.94x = 4,243,804,215.44 × 963,426,974.28 - Step 4: Simplify right side
2,828,765,117.94x = 4,088,595,454,713,251,328 - Step 5: Solve for x
x = 4,088,595,454,713,251,328/2,828,765,117.94 - Step 6: Final answer
x = 1,445,364,066.74
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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.