Finding the Fourth Proportional to 109,982,785.30, 165,068,656.35 and 48,666,303.70
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Solution
The fourth proportional to 109,982,785.30, 165,068,656.35 and 48,666,303.70 is: 73,041,261.32
Step by Step Solution
- Step 1: Write the proportion equation
109,982,785.30 : 165,068,656.35 = 48,666,303.70 : x - Step 2: Convert to fraction form
109,982,785.30/165,068,656.35 = 48,666,303.70/x - Step 3: Cross multiply
109,982,785.30x = 165,068,656.35 × 48,666,303.70 - Step 4: Simplify right side
109,982,785.30x = 8,033,281,361,280,034 - Step 5: Solve for x
x = 8,033,281,361,280,034/109,982,785.30 - Step 6: Final answer
x = 73,041,261.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.