Finding the Fourth Proportional to 1,246,743,068.76, 1,866,386,248.74 and 753,964,992
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Solution
The fourth proportional to 1,246,743,068.76, 1,866,386,248.74 and 753,964,992 is: 1,128,692,774.29
Step by Step Solution
- Step 1: Write the proportion equation
1,246,743,068.76 : 1,866,386,248.74 = 753,964,992 : x - Step 2: Convert to fraction form
1,246,743,068.76/1,866,386,248.74 = 753,964,992/x - Step 3: Cross multiply
1,246,743,068.76x = 1,866,386,248.74 × 753,964,992 - Step 4: Simplify right side
1,246,743,068.76x = 1,407,189,893,100,164,096 - Step 5: Solve for x
x = 1,407,189,893,100,164,096/1,246,743,068.76 - Step 6: Final answer
x = 1,128,692,774.29
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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.