Finding the Fourth Proportional to 1,064,681,260.64, 1,595,594,356.44 and 828,615,828.63
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Solution
The fourth proportional to 1,064,681,260.64, 1,595,594,356.44 and 828,615,828.63 is: 1,241,812,727.15
Step by Step Solution
- Step 1: Write the proportion equation
1,064,681,260.64 : 1,595,594,356.44 = 828,615,828.63 : x - Step 2: Convert to fraction form
1,064,681,260.64/1,595,594,356.44 = 828,615,828.63/x - Step 3: Cross multiply
1,064,681,260.64x = 1,595,594,356.44 × 828,615,828.63 - Step 4: Simplify right side
1,064,681,260.64x = 1,322,134,739,818,882,304 - Step 5: Solve for x
x = 1,322,134,739,818,882,304/1,064,681,260.64 - Step 6: Final answer
x = 1,241,812,727.15
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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.