Finding the Fourth Proportional to 1,498,176,135.30, 2,247,264,202.95 and 772,582,023.30
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Solution
The fourth proportional to 1,498,176,135.30, 2,247,264,202.95 and 772,582,023.30 is: 1,158,873,034.95
Step by Step Solution
- Step 1: Write the proportion equation
1,498,176,135.30 : 2,247,264,202.95 = 772,582,023.30 : x - Step 2: Convert to fraction form
1,498,176,135.30/2,247,264,202.95 = 772,582,023.30/x - Step 3: Cross multiply
1,498,176,135.30x = 2,247,264,202.95 × 772,582,023.30 - Step 4: Simplify right side
1,498,176,135.30x = 1,736,195,924,804,772,608 - Step 5: Solve for x
x = 1,736,195,924,804,772,608/1,498,176,135.30 - Step 6: Final answer
x = 1,158,873,034.95
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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.