Finding the Fourth Proportional to 79,964,095.66, 110,357,848.88 and 48,594,904.90
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Solution
The fourth proportional to 79,964,095.66, 110,357,848.88 and 48,594,904.90 is: 67,065,463.90
Step by Step Solution
- Step 1: Write the proportion equation
79,964,095.66 : 110,357,848.88 = 48,594,904.90 : x - Step 2: Convert to fraction form
79,964,095.66/110,357,848.88 = 48,594,904.90/x - Step 3: Cross multiply
79,964,095.66x = 110,357,848.88 × 48,594,904.90 - Step 4: Simplify right side
79,964,095.66x = 5,362,829,170,955,533 - Step 5: Solve for x
x = 5,362,829,170,955,533/79,964,095.66 - Step 6: Final answer
x = 67,065,463.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.